Psychologistic is valid Scrabble Word

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

Definitions for PSYCHOLOGISTIC in dictionary:

Find what other words can be done using letters: "psychologistic"
https://scrabble-word.com/finder/psychologistic
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