Where does “irrévocablement” come from?
irrévocablement (French) comes from French irrévocable, from Latin irrevocābilis, from Latin revocabilis, from Latin revocō, from Latin rĕ-, from Latin prōdūcō, from Latin prō-, from Proto-Italic *pro- — passed , crossed.
irrévocablement (French): irrevocably
Ancestry of “irrévocablement”, step by step