Synonym: indifference, nonchalance. Similar words: unconcerned, concern, concerned, concerning, going concern, be concerned with, be concerned about, as far as I'm concerned. Meaning: [‚ʌnkən'sɜrn /-'sɜːn] 
n. 1. the trait of remaining calm and seeming not to care; a casual lack of concern 2. a feeling of lack of concern.
n. 1. the trait of remaining calm and seeming not to care; a casual lack of concern 2. a feeling of lack of concern. 
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(1) She received the news with apparent unconcern.
(2) Bernstein returned to his desk, feigning unconcern.
(3) We were shocked by their apparent unconcern for their own safety.
(4) Furious now in his terror and at Rohmer's unconcern, Gilbert had struck out at him.
(5) I pretended unconcern and slowly made my way towards some huts where previously I had been welcomed.
(6) A cavalier unconcern about such consequences is too often the response of powerful mental health professionals who create categories of abnormality.
(7) She went her own way with unconcern for consequences.
(8) He regards such matter with complete unconcern.
(9) None can stand aside with unconcern; the interests of everyone hang on the result.
(10) He shrugged with unconcern. By the time history judges his presidency, he will be long gone(Sentencedict.com), he said.
(11) She heard the news of his death with apparent unconcern.
(12) She'd mentioned it casually once, surprising him by her unconcern.
(13) Mr Malik put his arm round Robert and continued to watch this display with apparent unconcern.
(14) Opposite the flower market he stepped into the maniacal Le Loi traffic, attempting languor and unconcern.
(15) Silas moved away from her, walking to where Misty nibbled the new spring growth with the utmost unconcern.
(16) Suzanne's feelings about food and eating had gone from blithe unconcern to anxiety.
(17) The opposite of love is not hate, but indifference and unconcern.
More similar words: unconcerned, concern, concerned, concerning, going concern, be concerned with, be concerned about, as far as I'm concerned, concert, concerto, concerted, disconcert, unconvinced, concordance, disconcerted, inconceivably, inconceivable, disconcerting, concentration camp, concord, concoct, uncertain, announcer, concourse, concordat, uncertainly, uncertainty, concoction, concomitant, concordant.