Need to repeat an action in Word? Use Repeat from the Edit menu or try this quick keyboard shortcut.
Double-click any toolbar to open the Customize dialog box.
Click the Commands tab.
Choose Edit in the Categories list.
Drag Repeat from the Commands list to a toolbar.
Repeat is on the Word 2007 Quick Access Toolbar by default. This keystroke shortcut works in all of the Office applications, but it's most helpful in Word. It is less predictable in the other applications.