In the Navigation Pane, click Grammar, and then click Exception "Features."
In the Exception "Features" pane, select the exception "feature" you will delete.
Do one of the following:
On the Standard
toolbar, click .
On the Edit menu, click Delete Inflection "Feature".
Right-click, and then select Delete Selected Inflection "Feature".
The Delete List Item warning box appears and asks if want to continue with the deletion.
If you are sure you want to delete the exception "feature" specified in the warning box, click Delete.
The specified exception "feature" is deleted.