Antlerless is valid Scrabble Word

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

Definitions for ANTLERLESS in dictionary:

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