Perthitic is valid Scrabble Word

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

Definitions for PERTHITIC in dictionary:

Words related to PERTHITIC

perthite13
Find what other words can be done using letters: "perthitic"
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