Rareficational is valid Scrabble Word

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

Definitions for RAREFICATIONAL in dictionary:

Similar words containing RAREFICATION without suffix al

rarefication17 rarefications18
Find what other words can be done using letters: "rareficational"
https://scrabble-word.com/finder/rareficational
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