Pocket Thesaurus
Synonyms of callous
insensitive, unsympathetic, heartless, careless, cold-blooded, indifferent, apathetic, uncaring, hardened, unbending, cold, hard, hard-boiled, hardhearted, impassive, impenitent, inflexible, insensate, insensible, obdurate, soulless, spiritless, stiff, stony, stubborn, thick-skinned, torpid, tough, unaffected, unconcerned, unfeeling, unresponsive, hard-bitten, insentient, uncompassionate, unimpressionable, unsusceptible, indurated, toughened, inured, blind to, case-hardened, deaf to
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