Definition of crux
The word "crux" uses 4 letters: crux.
CRUX is playable in:
n. - Anything that is very puzzling or difficult to explain. 2
Words formed by adding one letter before or after crux (in bold), or to crux in any order:
Adding one letter to crux does not form any other word in Words With Friends word list.
Shorter words found within crux
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