lethargy Synonyms

inanition flatness sluggishness languor slackness phlegm lassitude languishment insusceptibility insouciance insignificancy insensibleness insensibility inconsequence inconsequentiality incuriosity incuriousness indifference indolence inertia inertness inexertion laziness lenitude passiveness torpor unconcern weariness listlessness shiftlessness lifelessness slothfulness languidness torpidity tiredness passivity sleepiness sloth slowness slumber somnolence stolidity stupor unresponsiveness accidie deliquescence depression dilatoriness disinterest dispassion