OVERSENSITIVE Antonyms

• not admitting of passage or capable of being affected

• marked by a lack of interest

• showing no care or concern in attitude or action

• (usually followed by `to') unwilling or refusing to pay heed

• (often followed by `to') lacking importance; not mattering one way or the other

• fairly poor to not very good

• having only a limited ability to react chemically; chemically inactive

• marked by no especial liking or dislike or preference for one thing over another

• characterized by a lack of partiality

• being neither good nor bad

• neither too great nor too little

• not responsive to physical stimuli

• deficient in human sensibility; not mentally or morally sensitive

• without strain or anxiety

• insensitive to criticism

• not given to gentleness or sentimentality

• physically toughened

• resistant to cutting or chewing

• someone who learned to fight in the streets rather than being formally trained in the sport of boxing

• an aggressive and violent young criminal

• a cruel and brutal fellow

• very difficult; severely testing stamina or resolution

• substantially made or constructed

• violent and lawless

• feeling physical discomfort or pain (`tough' is occasionally used colloquially for `bad')

• unfortunate or hard to bear

• making great mental demands; hard to comprehend or solve or believe

• unsusceptible to or destitute of or showing no emotion

• cool and formal in manner

• devoid of feeling for others

• devoid of feeling or sensation

• not responding to some influence or stimulus

• aloof or indifferent

• not susceptible to suggestion or influence