unconcern

adj. lack of concern, indifference

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Noun
1. the trait of remaining calm and seeming not to care; a casual lack of concern
(synonym) nonchalance, indifference
(hypernym) carefreeness
2. a feeling of lack of concern
(antonym) concern
(hypernym) feeling
(hyponym) indifference

(n.)
Want of concern; absence of anxiety; freedom from solicitude; indifference.
  

n.
بے غرضي, بے پروائي, بے فکري

Synonyms and related words:
accidia, acedia, aloofness, apathy, ataraxia, ataraxy, benumbedness, blah, blahs, boredom, carelessness, casualness, comatoseness, detachment, disinterest, disinterestedness, dispassion, disregard, disregardfulness, dullness, easygoingness, heartlessness, hebetude, heedlessness, hopelessness, impassiveness, impassivity, inappetence, inattention, incuriosity, incuriousness, indifference, indifferentism, indifferentness, indiscrimination, inexcitability, insouciance, intellectual inertia, lack of affect, lack of appetite, lack of interest, lackadaisicalness, languidness, lassitude, lethargicalness, lethargy, listlessness, mindlessness, negligence, nonchalance, numbness, offhandedness, passiveness, passivity, phlegm, phlegmaticalness, phlegmaticness, plucklessness, pococurantism, recklessness, regardlessness, resignation, resignedness, sloth, sluggishness, sopor, soporifousness, spiritlessness, spunklessness, stolidity, stupefaction, stupor, supineness, torpidity, torpidness, torpor, unanxiousness, uninquisitiveness, uninterestedness, unmindfulness, unsolicitousness, withdrawal, withdrawnness