Beyond Spell Check, Word contains tools to help with your writing.
Overusing a particular word? Highlight the word, right-click and choose Synonyms. If Word finds words with similar meanings, it displays them in a fly out menu. You can just choose what you like!
If you see blue zigzag lines under a word, it means there might be a problem. Right-click on the word and see what Word thinks is the problem. You can accept the correction or choose Ignore Once.
Not sure if you’re using the right word? Right-click and choose Define.