[sugarmamma]

ob·tuse   [uhb-toos, -tyoos]
adjective
1.
not quick or alert in perception, feeling, or intellect; not sensitive or observant; dull.
2.
not sharp, acute, or pointed; blunt in form.
3.
(of a leaf, petal, etc.) rounded at the extremity.
4.
indistinctly felt or perceived, as pain or sound.


Origin:
1500–10; < Latin obtūsus dulled (past participle of obtundere ), equivalent to ob- ob- + tūd-, variant stem of tundere to beat + -tus past participle suffix, with dt > s

Related forms
ob·tuse·ly, adverb
ob·tuse·ness, noun
sub·ob·tuse, adjective
sub·ob·tuse·ly, adverb
sub·ob·tuse·ness, noun

Can be confused:  abstruse, obtuse .

Synonyms
1. unfeeling, tactless, insensitive; blind, imperceptive, unobservant; gauche, boorish; slow, dim.