What's the word I'm looking for? Try this shortcut in Microsoft Word

Need help looking for a better word? Heavens forbid you should actually dig up a dusty old thesaurus. You just need to hit two buttons in Microsoft Word. — Wolfgang Kumm/dpa

You've used the word "colourful" four times in the last three sentences of a text document. Surely there must be a better way to describe what you're talking about?

There is, and all you need to find it is one nifty little shortcut in Microsoft Word.