Synonyms of 'callousness'

analgesia, anesthesia, armor, callosity, callus, density, electronarcosis, hardheartedness, hardness, heartlessness, impenetrability, impenitentness, imperception, imperceptiveness, imperviousness, inconsiderateness, induration, insensibility, insensitiveness, insolence, inuredness, narcosis, resistance, restiveness, unfeeling