- intransmutable
- Synonyms and related words:changeless, constant, immutable, incommutable, inconvertible, indefeasible, inert, insusceptible of change, invariable, irretrievable, irreversible, irrevocable, lasting, noble, nonreturnable, nonreversible, permanent, reverseless, unalterable, unalterative, unaltered, unchangeable, unchanged, unchanging, undeflectable, undeviating, unmodifiable, unremitting, unrestorable, unreturnable, unsusceptible, unvariable, unvarying
Moby Thesaurus. Grady Ward. 1996.