obtuse Synonyms

dim dense dull purblind slow dumb blunt thick dim-witted torporific undiscerning witless unsusceptible acute angle empty-headed toothless thick-skulled rounded simple simple-minded slow-witted stolid stupid subduable terebrate thick-headed thick-skinned dimmer thudding spherical angle unintelligent lamebrained unsharpened simpleminded slow on the uptake thick-witted uncomprehending unperceptive unpointed half-assed imbecilic dopey boneheaded fatheaded thickheaded wooden-headed moronic nitwitted birdbrained dimwitted