uyên thâm

== Vietnamese == === Etymology === Sino-Vietnamese word from 淵深, composed of 淵 and 深. === Pronunciation === (Hà Nội) IPA(key): [ʔwiən˧˧ tʰəm˧˧] (Huế) IPA(key): [ʔwiəŋ˧˧ tʰəm˧˧] (Saigon) IPA(key): [(ʔ)wiəŋ˧˧ tʰəm˧˧] === Adjective === uyên thâm (of knowledge) profound