Search Result for "insensitiveness": 
Wordnet 3.0

NOUN (1)

1. the inability to respond to affective changes in your interpersonal environment;
[syn: insensitivity, insensitiveness]



WordNet (r) 3.0 (2006):

insensitiveness
    n 1: the inability to respond to affective changes in your
         interpersonal environment [syn: insensitivity,
         insensitiveness] [ant: sensitiveness, sensitivity]