Counterpetitioned is valid word

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

Definitions for COUNTERPETITIONED in dictionary:

Similar words containing UNTERPETITION without suffix ed and without prefix co

counterpetition19 counterpetitions20 counterpetitioning23
Find what other words can be done using letters: "counterpetitioned"
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