diff --git a/src/dialogs/anova-one.ui b/src/dialogs/anova-one.ui
index 5bfefd0..c0a8347 100644
--- a/src/dialogs/anova-one.ui
+++ b/src/dialogs/anova-one.ui
@@ -82,7 +82,7 @@
                     <property name="visible">True</property>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_col">
-                        <property name="label" translatable="yes">_Columns</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Columns">_Columns</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
@@ -110,7 +110,7 @@
                 </child>
                 <child>
                   <object class="GtkRadioButton" id="grouped_by_row">
-                    <property name="label" translatable="yes">_Rows</property>
+                    <property name="label" translatable="yes" context="groupby" comments="Group by Rows">_Rows</property>
                     <property name="visible">True</property>
                     <property name="can_focus">True</property>
                     <property name="receives_default">False</property>
diff --git a/src/dialogs/chi-squared.ui b/src/dialogs/chi-squared.ui
index 41c1769..71d2089 100644
--- a/src/dialogs/chi-squared.ui
+++ b/src/dialogs/chi-squared.ui
@@ -83,7 +83,7 @@
                     <property name="orientation">vertical</property>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_col">
-                        <property name="label" translatable="yes">_Columns</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Columns">_Columns</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
                         <property name="use_underline">True</property>
@@ -110,7 +110,7 @@
                 </child>
                 <child>
                   <object class="GtkRadioButton" id="grouped_by_row">
-                    <property name="label" translatable="yes">_Rows</property>
+                    <property name="label" translatable="yes" context="groupby" comments="Group by Rows">_Rows</property>
                     <property name="sensitive">False</property>
                     <property name="can_focus">True</property>
                     <property name="receives_default">False</property>
diff --git a/src/dialogs/colrow.ui b/src/dialogs/colrow.ui
index 1ccd221..6d35575 100644
--- a/src/dialogs/colrow.ui
+++ b/src/dialogs/colrow.ui
@@ -16,7 +16,7 @@
             <property name="orientation">vertical</property>
             <child>
               <object class="GtkRadioButton" id="cols">
-                <property name="label" translatable="yes">_Columns</property>
+                <property name="label" translatable="yes" context="group" comments="Group Columns">_Columns</property>
                 <property name="visible">True</property>
                 <property name="can_focus">True</property>
                 <property name="receives_default">False</property>
@@ -31,7 +31,7 @@
             </child>
             <child>
               <object class="GtkRadioButton" id="rows">
-                <property name="label" translatable="yes">_Rows</property>
+                <property name="label" translatable="yes" context="group" comments="Group Rows">_Rows</property>
                 <property name="visible">True</property>
                 <property name="can_focus">True</property>
                 <property name="receives_default">False</property>
diff --git a/src/dialogs/correlation.ui b/src/dialogs/correlation.ui
index 1a515d9..4a9aa2c 100644
--- a/src/dialogs/correlation.ui
+++ b/src/dialogs/correlation.ui
@@ -74,7 +74,7 @@
                     <property name="homogeneous">True</property>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_col">
-                        <property name="label" translatable="yes">_Columns</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Columns">_Columns</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
@@ -90,7 +90,7 @@
                     </child>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_row">
-                        <property name="label" translatable="yes">_Rows</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Rows">_Rows</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
diff --git a/src/dialogs/descriptive-stats.ui b/src/dialogs/descriptive-stats.ui
index 167223f..3691ac6 100644
--- a/src/dialogs/descriptive-stats.ui
+++ b/src/dialogs/descriptive-stats.ui
@@ -81,7 +81,7 @@
                     <property name="homogeneous">True</property>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_col">
-                        <property name="label" translatable="yes">_Columns</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Columns">_Columns</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
@@ -97,7 +97,7 @@
                     </child>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_row">
-                        <property name="label" translatable="yes">_Rows</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Rows">_Rows</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
diff --git a/src/dialogs/dialog-sheet-order.c b/src/dialogs/dialog-sheet-order.c
index f87a209..8ef114c 100644
--- a/src/dialogs/dialog-sheet-order.c
+++ b/src/dialogs/dialog-sheet-order.c
@@ -740,7 +740,8 @@ create_sheet_list (SheetManager *state)
 	state->dir_column = column;
 
 	column = gtk_tree_view_column_new_with_attributes
-		(_("Rows"),
+		/*Translators: Table header for column with number of "Rows"*/
+		(C_("sheetlist", "Rows"),
 		 gnumeric_cell_renderer_text_new (),
 		 "text", SHEET_ROW_MAX,
 		 NULL);
@@ -750,7 +751,8 @@ create_sheet_list (SheetManager *state)
 
 	renderer = gnumeric_cell_renderer_toggle_new ();
 	column = gtk_tree_view_column_new_with_attributes
-		(_("Cols"),
+		/*Translators: Table header for column with number of "Cols"*/
+		(C_("sheetlist", "Cols"),
 		 gnumeric_cell_renderer_text_new (),
 		 "text", SHEET_COL_MAX,
 		 NULL);
diff --git a/src/dialogs/dialog-stf.ui b/src/dialogs/dialog-stf.ui
index 74b2fc0..1264aa6 100644
--- a/src/dialogs/dialog-stf.ui
+++ b/src/dialogs/dialog-stf.ui
@@ -767,7 +767,7 @@
                     <child type="label">
                       <object class="GtkLabel" id="label26">
                         <property name="visible">True</property>
-                        <property name="label" translatable="yes">Columns</property>
+                        <property name="label" translatable="yes" context="import" comments="Columns in importet text">Columns</property>
                       </object>
                     </child>
                   </object>
diff --git a/src/dialogs/exp-smoothing.ui b/src/dialogs/exp-smoothing.ui
index 1ffa1e1..fa2c2ca 100644
--- a/src/dialogs/exp-smoothing.ui
+++ b/src/dialogs/exp-smoothing.ui
@@ -105,7 +105,7 @@
                             <property name="visible">True</property>
                             <child>
                               <object class="GtkRadioButton" id="grouped_by_col">
-                                <property name="label" translatable="yes">C_olumns</property>
+                                <property name="label" translatable="yes" context="groupby" comments="Group by Columns">C_olumns</property>
                                 <property name="visible">True</property>
                                 <property name="can_focus">True</property>
                                 <property name="receives_default">False</property>
@@ -119,7 +119,7 @@
                             </child>
                             <child>
                               <object class="GtkRadioButton" id="grouped_by_row">
-                                <property name="label" translatable="yes">_Rows</property>
+                                <property name="label" translatable="yes" context="groupby" comments="Group by Rows">_Rows</property>
                                 <property name="visible">True</property>
                                 <property name="can_focus">True</property>
                                 <property name="receives_default">False</property>
diff --git a/src/dialogs/fourier-analysis.ui b/src/dialogs/fourier-analysis.ui
index fa70b31..7358de9 100644
--- a/src/dialogs/fourier-analysis.ui
+++ b/src/dialogs/fourier-analysis.ui
@@ -74,7 +74,7 @@
                     <property name="visible">True</property>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_col">
-                        <property name="label" translatable="yes">_Columns</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Columns">_Columns</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
@@ -90,7 +90,7 @@
                     </child>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_row">
-                        <property name="label" translatable="yes">_Rows</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Rows">_Rows</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
diff --git a/src/dialogs/frequency.ui b/src/dialogs/frequency.ui
index 3507659..3c0d773 100644
--- a/src/dialogs/frequency.ui
+++ b/src/dialogs/frequency.ui
@@ -53,7 +53,7 @@
                         <property name="homogeneous">True</property>
                         <child>
                           <object class="GtkRadioButton" id="grouped_by_col">
-                            <property name="label" translatable="yes">_Columns</property>
+                            <property name="label" translatable="yes" context="groupby" comments="Group by Columns">_Columns</property>
                             <property name="visible">True</property>
                             <property name="can_focus">True</property>
                             <property name="receives_default">False</property>
@@ -66,7 +66,7 @@
                         </child>
                         <child>
                           <object class="GtkRadioButton" id="grouped_by_row">
-                            <property name="label" translatable="yes">_Rows</property>
+                            <property name="label" translatable="yes" context="groupby" comments="Group by Rows">_Rows</property>
                             <property name="visible">True</property>
                             <property name="can_focus">True</property>
                             <property name="receives_default">False</property>
diff --git a/src/dialogs/histogram.ui b/src/dialogs/histogram.ui
index 9d826f2..9cb74db 100644
--- a/src/dialogs/histogram.ui
+++ b/src/dialogs/histogram.ui
@@ -62,7 +62,7 @@
                         <property name="homogeneous">True</property>
                         <child>
                           <object class="GtkRadioButton" id="grouped_by_col">
-                            <property name="label" translatable="yes">_Columns</property>
+                            <property name="label" translatable="yes" context="groupby" comments="Group by Columns">_Columns</property>
                             <property name="visible">True</property>
                             <property name="can_focus">True</property>
                             <property name="receives_default">False</property>
@@ -75,7 +75,7 @@
                         </child>
                         <child>
                           <object class="GtkRadioButton" id="grouped_by_row">
-                            <property name="label" translatable="yes">_Rows</property>
+                            <property name="label" translatable="yes" context="groupby" comments="Group by Rows">_Rows</property>
                             <property name="visible">True</property>
                             <property name="can_focus">True</property>
                             <property name="receives_default">False</property>
diff --git a/src/dialogs/moving-averages.ui b/src/dialogs/moving-averages.ui
index 7b30bbd..7ffdf8a 100644
--- a/src/dialogs/moving-averages.ui
+++ b/src/dialogs/moving-averages.ui
@@ -43,7 +43,7 @@
                             <property name="visible">True</property>
                             <child>
                               <object class="GtkRadioButton" id="grouped_by_col">
-                                <property name="label" translatable="yes">C_olumns</property>
+                                <property name="label" translatable="yes" context="groupby" comments="Group by Columns">C_olumns</property>
                                 <property name="visible">True</property>
                                 <property name="can_focus">True</property>
                                 <property name="receives_default">False</property>
@@ -57,7 +57,7 @@
                             </child>
                             <child>
                               <object class="GtkRadioButton" id="grouped_by_row">
-                                <property name="label" translatable="yes">_Rows</property>
+                                <property name="label" translatable="yes" context="groupby" comments="Group by Rows">_Rows</property>
                                 <property name="visible">True</property>
                                 <property name="can_focus">True</property>
                                 <property name="receives_default">False</property>
diff --git a/src/dialogs/normality-tests.ui b/src/dialogs/normality-tests.ui
index 9148e41..ca05975 100644
--- a/src/dialogs/normality-tests.ui
+++ b/src/dialogs/normality-tests.ui
@@ -82,7 +82,7 @@
                     <property name="visible">True</property>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_col">
-                        <property name="label" translatable="yes">_Columns</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Columns">_Columns</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
@@ -110,7 +110,7 @@
                 </child>
                 <child>
                   <object class="GtkRadioButton" id="grouped_by_row">
-                    <property name="label" translatable="yes">_Rows</property>
+                    <property name="label" translatable="yes" context="groupby" comments="Group by Rows">_Rows</property>
                     <property name="visible">True</property>
                     <property name="can_focus">True</property>
                     <property name="receives_default">False</property>
diff --git a/src/dialogs/principal-components.ui b/src/dialogs/principal-components.ui
index 78dba15..c4a291d 100644
--- a/src/dialogs/principal-components.ui
+++ b/src/dialogs/principal-components.ui
@@ -74,7 +74,7 @@
                     <property name="homogeneous">True</property>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_col">
-                        <property name="label" translatable="yes">_Columns</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Columns">_Columns</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
@@ -90,7 +90,7 @@
                     </child>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_row">
-                        <property name="label" translatable="yes">_Rows</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Rows">_Rows</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
diff --git a/src/dialogs/rank.ui b/src/dialogs/rank.ui
index 0d9ae56..893b000 100644
--- a/src/dialogs/rank.ui
+++ b/src/dialogs/rank.ui
@@ -73,7 +73,7 @@
                     <property name="visible">True</property>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_col">
-                        <property name="label" translatable="yes">_Columns</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Columns">_Columns</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
@@ -89,7 +89,7 @@
                     </child>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_row">
-                        <property name="label" translatable="yes">_Rows</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Rows">_Rows</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
diff --git a/src/dialogs/sheet-resize.ui b/src/dialogs/sheet-resize.ui
index 5c7c577..7399059 100644
--- a/src/dialogs/sheet-resize.ui
+++ b/src/dialogs/sheet-resize.ui
@@ -69,7 +69,7 @@
                   <object class="GtkLabel" id="label4">
                     <property name="visible">True</property>
                     <property name="xalign">0</property>
-                    <property name="label" translatable="yes">Columns</property>
+                    <property name="label" translatable="yes" context="sheetsize" comments="Number of 'Columns' in sheet">Columns</property>
                   </object>
                   <packing>
                     <property name="left_attach">1</property>
@@ -82,7 +82,7 @@
                   <object class="GtkLabel" id="label5">
                     <property name="visible">True</property>
                     <property name="xalign">0</property>
-                    <property name="label" translatable="yes">Rows</property>
+                    <property name="label" translatable="yes" context="sheetsize" comments="Number of 'Rows' in sheet">Rows</property>
                   </object>
                   <packing>
                     <property name="left_attach">1</property>
diff --git a/src/dialogs/shuffle.ui b/src/dialogs/shuffle.ui
index 329c040..eb9fa75 100644
--- a/src/dialogs/shuffle.ui
+++ b/src/dialogs/shuffle.ui
@@ -22,7 +22,7 @@
                 <property name="visible">True</property>
                 <child>
                   <object class="GtkRadioButton" id="shuffle_cols">
-                    <property name="label" translatable="yes">_Columns</property>
+                    <property name="label" translatable="yes" context="shuffle" comments="Shuffle metod: Columns">_Columns</property>
                     <property name="visible">True</property>
                     <property name="can_focus">True</property>
                     <property name="receives_default">False</property>
@@ -37,7 +37,7 @@
                 </child>
                 <child>
                   <object class="GtkRadioButton" id="shuffle_rows">
-                    <property name="label" translatable="yes">_Rows</property>
+                    <property name="label" translatable="yes" context="shuffle" comments="Shuffle metod: Columns">_Rows</property>
                     <property name="visible">True</property>
                     <property name="can_focus">True</property>
                     <property name="receives_default">False</property>
diff --git a/src/dialogs/sign-test.ui b/src/dialogs/sign-test.ui
index dda6e86..51cf682 100644
--- a/src/dialogs/sign-test.ui
+++ b/src/dialogs/sign-test.ui
@@ -66,7 +66,7 @@
                     <property name="homogeneous">True</property>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_col">
-                        <property name="label" translatable="yes">_Columns</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Columns">_Columns</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
@@ -82,7 +82,7 @@
                     </child>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_row">
-                        <property name="label" translatable="yes">_Rows</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Rows">_Rows</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
diff --git a/src/dialogs/wilcoxon-mann-whitney.ui b/src/dialogs/wilcoxon-mann-whitney.ui
index e14c42b..3af2b47 100644
--- a/src/dialogs/wilcoxon-mann-whitney.ui
+++ b/src/dialogs/wilcoxon-mann-whitney.ui
@@ -74,7 +74,7 @@
                     <property name="homogeneous">True</property>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_col">
-                        <property name="label" translatable="yes">_Columns</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Columns">_Columns</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
@@ -90,7 +90,7 @@
                     </child>
                     <child>
                       <object class="GtkRadioButton" id="grouped_by_row">
-                        <property name="label" translatable="yes">_Rows</property>
+                        <property name="label" translatable="yes" context="groupby" comments="Group by Rows">_Rows</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
diff --git a/src/sheet-object-graph.c b/src/sheet-object-graph.c
index 7d02b64..fc5a222 100644
--- a/src/sheet-object-graph.c
+++ b/src/sheet-object-graph.c
@@ -745,8 +745,10 @@ sheet_object_graph_guru (WBCGtk *wbcg, GogGraph *graph,
 		gtk_table_attach (GTK_TABLE (custom), w, 0, 1, 0, 1, GTK_FILL, GTK_FILL, 0, 0);
 		w = gtk_combo_box_new_text ();
 		gtk_combo_box_append_text (GTK_COMBO_BOX (w), _("Auto"));
-		gtk_combo_box_append_text (GTK_COMBO_BOX (w), _("Columns"));
-		gtk_combo_box_append_text (GTK_COMBO_BOX (w), _("Rows"));
+		/*Translators: Series as "Columns"*/
+		gtk_combo_box_append_text (GTK_COMBO_BOX (w), C_("graph", "Columns"));
+		/*Translators: Series as "Rows"*/
+		gtk_combo_box_append_text (GTK_COMBO_BOX (w), C_("graph", "Rows"));
 		gtk_combo_box_set_active (GTK_COMBO_BOX (w), 0);
 		g_signal_connect (G_OBJECT (w), "changed", G_CALLBACK (cb_selection_mode_changed), data);
 		gtk_table_attach (GTK_TABLE (custom), w, 1, 2, 0, 1, GTK_FILL, GTK_FILL, 0, 0);
diff --git a/src/sheet.c b/src/sheet.c
index 867c434..77fe6f4 100644
--- a/src/sheet.c
+++ b/src/sheet.c
@@ -1004,14 +1004,14 @@ gnm_sheet_class_init (GObjectClass *gobject_class)
 
 	g_object_class_install_property (gobject_class, PROP_COLUMNS,
 		g_param_spec_int ("columns",
-			_("Columns"),
+			C_("sheetsize", "Columns"),
 			_("Columns number in the sheet"),
 			0, GNM_MAX_COLS, GNM_DEFAULT_COLS,
 			GSF_PARAM_STATIC | G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
 
 	g_object_class_install_property (gobject_class, PROP_ROWS,
 		g_param_spec_int ("rows",
-			_("Rows"),
+			C_("sheetsize", "Rows"),
 			_("Rows number in the sheet"),
 			0, GNM_MAX_ROWS, GNM_DEFAULT_ROWS,
 			GSF_PARAM_STATIC | G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
diff --git a/src/dialogs/dialog-cell-format.c b/src/dialogs/dialog-cell-format.c
index 37559c1..0e33dce 100644
--- a/src/dialogs/dialog-cell-format.c
+++ b/src/dialogs/dialog-cell-format.c
@@ -70,13 +70,14 @@ static struct {
 	char const *Cname;
 	GnmUnderline ut;
 } const underline_types[] = {
-	{ N_("None"), UNDERLINE_NONE },
-	{ N_("Single"), UNDERLINE_SINGLE },
-	{ N_("Double"), UNDERLINE_DOUBLE },
+	/* xgettext: This refers to a "none underline" */
+	{ NC_("underline", "None"), UNDERLINE_NONE },
+	{ NC_("underline", "Single"), UNDERLINE_SINGLE },
+	{ NC_("underline", "Double"), UNDERLINE_DOUBLE },
 	/* xgettext: This refers to a "single low underline" */
-	{ N_("Single Low"), UNDERLINE_SINGLE_LOW },
+	{ NC_("underline", "Single Low"), UNDERLINE_SINGLE_LOW },
 	/* xgettext: This refers to a "double low underline" */
-	{ N_("Double Low"), UNDERLINE_DOUBLE_LOW }
+	{ NC_("underline", "Double Low"), UNDERLINE_DOUBLE_LOW }
 };
 
 /* The order corresponds to border_preset_buttons */
@@ -798,7 +799,7 @@ cb_font_underline_changed (G_GNUC_UNUSED GtkWidget *ct,
 		return FALSE;
 
 	for (i = G_N_ELEMENTS (underline_types); i-- > 0; )
-		if (go_utf8_collate_casefold (new_text, _(underline_types[i].Cname)) == 0) {
+		if (go_utf8_collate_casefold (new_text, g_dpgettext2 (NULL, "underline", underline_types[i].Cname)) == 0) {
 			res = underline_types[i].ut;
 			break;
 		}
@@ -850,10 +851,10 @@ fmt_dialog_init_font_page (FormatState *state)
 					  gnm_style_get_font_size (state->style));
 
 	for (i = 0; i < (int)G_N_ELEMENTS (underline_types); i++)
-		go_combo_text_add_item	(GO_COMBO_TEXT (uline), _(underline_types[i].Cname));
+		go_combo_text_add_item	(GO_COMBO_TEXT (uline), g_dpgettext2 (NULL, "underline", underline_types[i].Cname));
 	if (0 == (state->conflicts & (1 << MSTYLE_FONT_UNDERLINE))) {
 		GnmUnderline ut = gnm_style_get_font_uline (state->style);
-		uline_str = _(underline_types[ut].Cname);
+		uline_str = g_dpgettext2 (NULL, "underline", underline_types[ut].Cname);
 		font_selector_set_underline (state->font.selector, ut);
 	} else
 		uline_str = "";
diff --git a/src/dialogs/paste-special.ui b/src/dialogs/paste-special.ui
index 5f18336..f1b0a35 100644
--- a/src/dialogs/paste-special.ui
+++ b/src/dialogs/paste-special.ui
@@ -127,7 +127,7 @@
                         <property name="visible">True</property>
                         <child>
                           <object class="GtkRadioButton" id="region-operation-none">
-                            <property name="label" translatable="yes">None</property>
+                            <property name="label" translatable="yes" context="operation" comments="Region operation while paste">None</property>
                             <property name="visible">True</property>
                             <property name="can_focus">True</property>
                             <property name="receives_default">False</property>
@@ -215,7 +215,7 @@
                         <property name="visible">True</property>
                         <child>
                           <object class="GtkRadioButton" id="cell-operation-none">
-                            <property name="label" translatable="yes">_None</property>
+                            <property name="label" translatable="yes" context="operation" comments="Cell operation while paste">_None</property>
                             <property name="visible">True</property>
                             <property name="can_focus">True</property>
                             <property name="receives_default">False</property>
