Irreparability is valid Scrabble Word

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

Definitions for IRREPARABILITY in dictionary:

Similar words containing REPARABIL without suffix ity and without prefix ir

reparability19 reparabilities18
Find what other words can be done using letters: "irreparability"
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