Underpeeping is valid Scrabble Word

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

Definitions for UNDERPEEPING in dictionary:

Words related to UNDERPEEPING

underpeep14

Similar words containing DERPEEP without suffix ing and without prefix un

underpeep14 underpeeps15 underpeeped17
Find what other words can be done using letters: "underpeeping"
https://scrabble-word.com/finder/underpeeping
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