അർത്ഥം : In a composed and unconcerned manner.
ഉദാഹരണം :
Without more ado Barker borrowed a knife from his brigade Major and honed it on a carborundum stone as coolly as a butcher.
പര്യായപദങ്ങൾ : nervelessly, nonchalantly
Coolly meaning in Bengali (Bangla).