Unfriendliest is valid Scrabble Word

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

Definitions for UNFRIENDLIEST in dictionary:

Words related to UNFRIENDLIEST

unfriendly17

How to use UNFRIENDLIEST in a sentence

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