- irretrievably
- Synonyms and related words:absolutely, clean, irreclaimably, irrecoverably, irredeemably, irremediably, irreparably, irreversibly, irrevocably, perfectly, plain, plumb, quite, right, sheer, stark, unrelievedly, unsalvably, unsalvageably
Moby Thesaurus. Grady Ward. 1996.