Mistemper is valid Scrabble Word

Is mistemper a scrabble word?
Official Scrabble Players Dictionary NO
Official Tournament and Club Word List NO
Collins Scrabble Words YES
Is mistemper valid Words with Friends?
Words with Friends NO

Definitions for MISTEMPER in dictionary:

Words related to MISTEMPER

mistempered18 mistempering19 mistempers16
Find what other words can be done using letters: "mistemper"
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