slowness Synonyms

clumsiness ineptness ineptitude awkwardness maladroitness subnormality unhurriedness mental retardation deliberation retardation deliberateness backwardness stupidity simpleness shiftlessness slackness listlessness faineance sluggishness sloth vapidity staleness torpidity tiredness tardiness torpor feeblemindedness oafishness languidness tediousness slothfulness dopiness doltishness dim-wittedness brainlessness lifelessness leisureliness amateurishness cumbersomeness deceleration denseness stupidness segnity hebetude heaviness gradualness foolishness dumbness dullness drowsiness