Ungetatable is valid Scrabble Word

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

Definitions for UNGETATABLE in dictionary:

How to use UNGETATABLE in a sentence

Find what other words can be done using letters: "ungetatable"
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