ngoan cường

== Vietnamese == === Etymology === Sino-Vietnamese word from 頑強. === Pronunciation === (Hà Nội) IPA(key): [ŋwaːn˧˧ kɨəŋ˨˩] (Huế) IPA(key): [ŋwaːŋ˧˧ kɨəŋ˦˩] (Saigon) IPA(key): [ŋwaːŋ˧˧ kɨəŋ˨˩] === Adjective === ngoan cường undaunted; unyielding; indomitable