Gibbously is valid Scrabble Word

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

Definitions for GIBBOUSLY in dictionary:

Words related to GIBBOUSLY

gibbous12

Similar words containing GIBBOUS without suffix ly

gibbous12 gibbousness16 gibbousnesses18
Find what other words can be done using letters: "gibbously"
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