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obtuse

ob·tuse

obtuse

 
pronunciation:
b tus [or] b tyus
part of speech: adjective
definition 1: of an angle, greater than ninety degrees and less than 180 degrees.
antonyms:
acute
similar words:
oblique
definition 2: not keen or quick to notice, feel, or comprehend; dull or insensitive.
She was utterly annoyed with him, but being a bit obtuse, he failed to recognize it.
synonyms:
blunt, dull, impassive, insensate, insensible, insensitive, stolid, unfeeling
antonyms:
astute, clever
similar words:
bovine, callous, crass, crude, dense, slow, stupid, thick, thick-skinned
definition 3: rounded or blunt at the tip.
synonyms:
blunt, dull
antonyms:
acute
similar words:
pointless, round, rounded
derivations: obtusely (adv.), obtuseness (n.)