gàn bát sách

== Vietnamese == === Etymology === gàn +‎ bát sách. === Pronunciation === (Hà Nội) IPA(key): [ɣaːn˨˩ ʔɓaːt̚˧˦ sajk̟̚˧˦] (Huế) IPA(key): [ɣaːŋ˦˩ ʔɓaːk̚˦˧˥ ʂat̚˦˧˥] ~ [ɣaːŋ˦˩ ʔɓaːk̚˦˧˥ sat̚˦˧˥] (Saigon) IPA(key): [ɣaːŋ˨˩ ʔɓaːk̚˦˥ ʂat̚˦˥] ~ [ɣaːŋ˨˩ ʔɓaːk̚˦˥ sat̚˦˥] === Adjective === gàn bát sách (Northern Vietnam, humorous, dated, of a person) cray-cray; eccentric; crackpot