trong trẻo

== Vietnamese == === Etymology === -eo reduplication of trong. === Pronunciation === (Hà Nội) IPA(key): [t͡ɕawŋ͡m˧˧ t͡ɕɛw˧˩] (Huế) IPA(key): [ʈawŋ͡m˧˧ ʈɛw˧˨] ~ [ʈɔŋ˧˧ ʈɛw˧˨] (Saigon) IPA(key): [ʈawŋ͡m˧˧ ʈɛw˨˩˦] === Adjective === trong trẻo (of voice, etc.) clear; pure