Craterless is valid Scrabble Word

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

Definitions for CRATERLESS in dictionary:

Words related to CRATERLESS

crate7
Find what other words can be done using letters: "craterless"
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