Nonchalance

n.

1.

Indifference; carelessness; coolness.

Noun

1.

nonchalance - the trait of remaining calm and seeming not to care; a casual lack of concern Synonyms: unconcern, indifference

accidia, acedia, aloofness, apathy, ataraxia, ataraxy, benumbedness, blah, blahs, carelessness, casualness, comatoseness, detachment, disinterest, dispassion, disregard, disregardfulness, dullness, easygoingness, heartlessness, hebetude, heedlessness, hopelessness, inappetence, inattention, incuriosity, indifference, indiscrimination, inexcitability, insouciance, lack of affect, lack of appetite, lackadaisicalness, languidness, lethargicalness, lethargy, listlessness, mindlessness, negligence, numbness, offhandedness, passiveness, passivity, phlegm, phlegmaticalness, phlegmaticness, plucklessness, pococurantism, recklessness, regardlessness, resignation, resignedness, sloth, sluggishness, sopor, soporifousness, spiritlessness, spunklessness, stupefaction, stupor, supineness, torpidity, torpidness, torpor, unanxiousness, unconcern, unmindfulness, unsolicitousness, withdrawnness