insensitive

Adjective

1. Expressing or feeling little or no concern, care, compassion, or consideration for the feelings, emotions, sentiments, or concerns of other people; inconsiderate or incompassionate.

   Synonyms: ruthless uncompassionate unsensitive

   Antonyms: compassionate ruthful sensitive

2. Not expressing normal physical feeling.
   • It is something like the way dame Nature gathers round a foreign body an envelope of some insensitive tissue which can protect from evil that which it would otherwise harm by contact. - 1897, Bram Stoker, Dracula,...

   Synonyms: anesthetic insensate insensible unsensitive

   Antonyms: sensate sensitive

3. Not expressing normal emotional feelings; cold; tactless; undiplomatic.
   • 1895, Grant Allen, The British Barbarians Somehow, when Bertram Ingledew let it once be felt he did not wish to be questioned on any particular point, even women managed to restrain their curiosity: and he would have...
   • Oh I really should have known by the time you drove me home, / By the vagueness in your eyes, your casual good-byes, / By the chill in your embrace and the expression on your face, / That told me you might have some...

   Synonyms: harsh rude unsensitive aweless improper bad-mannered barbaric bold bumptious crude churlish impudent discourteous gauche ill-bred ill-mannered impolite incivil insolent lack-grace mismannered rantipole rough uncivil

   Antonyms: sensitive tactful warm