Sino-Vietnamese word from 效率.
- (Hà Nội) IPA(key): [hiəw˧˨ʔ swət̚˧˦]
- (Huế) IPA(key): [hiw˨˩ʔ ʂwək̚˦˧˥] ~ [hiw˨˩ʔ swək̚˦˧˥] invalid IPA characters (][)
- (Saigon) IPA(key): [hiw˨˩˨ ʂ⁽ʷ⁾ək̚˦˥] ~ [hiw˨˩˨ s⁽ʷ⁾ək̚˦˥] invalid IPA characters (][)
hiệu suất
- efficiency; effectiveness
