chắc hẳn

== Vietnamese == === Pronunciation === (Hà Nội) IPA(key): [t͡ɕak̚˧˦ han˧˩] (Huế) IPA(key): [t͡ɕak̚˦˧˥ haŋ˧˨] (Saigon) IPA(key): [cak̚˦˥ haŋ˨˩˦] === Adverb === chắc hẳn • (𢟘𪳨) certainly; surely; undoubtedly