Antiauthoritarian is valid word

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

Definitions for ANTIAUTHORITARIAN in dictionary:

Words that contain ANTIAUTHORITARIAN

antiauthoritarianism25 antiauthoritarianisms26
Find what other words can be done using letters: "antiauthoritarian"
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