dumbness Synonyms

denseness slow-wittedness deaf-muteness uncommunicativeness bounciness mindlessness voicelessness blackout lack of intelligence feeblemindedness unfamiliarity vacuousness unintelligence thickness taciturnity soundlessness benightedness unenlightenment wordlessness stupidness speechlessness oafishness empty-headedness dumbhood dorkiness dopiness doltishness dim-wittedness unawareness brainlessness stupidity stillness slowness illiteracy ignorance idiocy hush foolishness folly fatuity dysphony dullness doziness dimness density crudeness inarticulateness incognizance inexperience simpleness