Unconcern Meaning in Bengali

What is the meaning of word Unconcern in Bengali/Bangla ?

Defenition of word Unconcern

• a lack of worry or interest, especially when surprising or callous.

Example

he is famed for his “laid-back” attitude, his apparent unconcern about his actions

Other Meaning of Unconcern

• NOUN

  ঔদাস্য listlessness callousness impersonality indifference unconcern phlegm
  উদাস disinterest unconcern callousness
  উদ্বেগহীনতা composure unconcern nonchalance
  কৌতূহলশূন্যতা unconcern indifference
  ঔদাসীন্য apathy indifference nonchalance listlessness phlegm unconcern
  সম্পর্কশূন্যতা unconcern