List of unsusceptible synonyms and unsusceptible related words.
affectless, anesthetized, arctic, autistic, blunt, catatonic, changeless, chill, chilly, closed to, cold, cold as charity, cold-blooded, coldhearted, constant, cool, dispassionate, drugged, dull, emotionally dead, emotionless, frigid, frosted, frosty, frozen, heartless, icy, immovable, immutable, impassible, impassive, impersuadable, impersuasible, impervious, incommutable, inconvertible, indefeasible, inert, inexcitable, inflexible, insensitive, insentient, insusceptible, insusceptible of change, intransmutable, invariable, irretrievable, irreversible, irrevocable, lasting, noble, nonemotional, nonreturnable, nonreversible, objective, obstinate, obtuse, out of touch, passionless, permanent, reverseless, self-absorbed, soulless, spiritless, unaffectionate, unalterable, unalterative, unaltered, unamenable, unchangeable, unchanged, unchanging, undeflectable, undeviating, unemotional, unfeeling, unimpassioned, unimpressible, unimpressionable, uninfluenceable, unloving, unmodifiable, unmovable, unpassionate, unpersuadable, unpliable, unreceptive, unremitting, unresponding, unresponsive, unrestorable, unreturnable, unsuggestible, unswayable, unsympathetic, untouchable, unvariable, unvarying, unyielding