Ten Bizarre Key Combinations in Word 2013
Shift+F7 — Thesaurus
Need another word? Use the Word Thesaurus pane. However, it’s often a pain to get to that pane. Most people can't remember where the Thesaurus command is. But there's a simpler way to access the Thesaurus. Click the word you want to replace and press Shift+F7. Ta-da! There’s the Thesaurus pane with all its alternative suggestions.