- insensible - incapable of physical sensation; "insensible to pain"; "insensible earth"
Antonyms: sensible, sensitive
- insensible, unaffected - (followed by `to' or `by') unaware of or indifferent to; "insensible to the suffering around him"
Antonym: sensitive (indirect, via insensitive)
- indiscernible, insensible, undetectable - barely able to be perceived; "the transition was almost indiscernible"; "an almost insensible change"
Antonym: perceptible (indirect, via imperceptible)
- insensible, senseless - unresponsive to stimulation; "he lay insensible where he had fallen"; "drugged and senseless"
Antonym: conscious (indirect, via unconscious)