Undeceivable is valid Scrabble Word

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

Definitions for UNDECEIVABLE in dictionary:

How to use UNDECEIVABLE in a sentence

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