Unrejoicing is valid Scrabble Word

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

Definitions for UNREJOICING in dictionary:

Similar words containing REJOIC without suffix ing and without prefix un

rejoice16 rejoiced18 rejoicer17 rejoices17 rejoicers18 rejoicing19 rejoiceful22 rejoicings20 unrejoiced20 rejoicement22 rejoicingly24 rejoicements23
Find what other words can be done using letters: "unrejoicing"
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