adjective
1.
Synonyms: insensible 5, anesthetic, bloodless, dull, hard, impassible, insensate, rocky
Related Word: aloof, incurious, indifferent, unconcerned
Contrasted words: compassionate, responsive, tender
Antonyms: sensitive
2.
Synonyms: numb 1, anesthetized, asleep, benumbed, dead, deadened, insensible, numbed, senseless, unfeeling
Antonyms: sensitive
3.
Synonyms: insusceptible , impassive, insentient, unimpressible, unimpressionable, unresponsive, unsusceptible
Antonyms: sensitive