uyên bác

== Vietnamese == === Etymology === Sino-Vietnamese word from 淵博. === Pronunciation === (Hà Nội) IPA(key): [ʔwiən˧˧ ʔɓaːk̚˧˦] (Huế) IPA(key): [ʔwiəŋ˧˧ ʔɓaːk̚˦˧˥] (Saigon) IPA(key): [(ʔ)wiəŋ˧˧ ʔɓaːk̚˦˥] === Adjective === uyên bác (literary) extremely knowledgeable; erudite