অর্থ : In a composed and unconcerned manner.
উদাহরণ :
Without more ado Barker borrowed a knife from his brigade Major and honed it on a carborundum stone as coolly as a butcher.
সমার্থক : coolly, nervelessly
Nonchalantly ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. Nonchalantly ka matlab kya hota hai?