Akademik

obtuse
I adjective asinine, blockish, blunt, blunt-witted, callous, dense, doltish, dronish, dull, dull-witted, hebes, idiotic, ignorant, imbecilic, imperceptive, impercipient, insensitive, lumpish, moronic, oafish, obtusus, opaque, phlegmatic, retusus, senseless, simple, simple-minded, slow, stupid, thick, thickheaded, torporific, uncaring, uncomprehending, undiscerning, unfeeling, unimaginative, unintelligent, witless II index blind (not discerning), fatuous, impervious, inexpressive, opaque, unaffected (uninfluenced)

Burton's Legal Thesaurus. . 2006