See also: Bắc Bộ Vietnamese Etymology bác + bỏ. Pronunciation (Hà Nội) IPA(key): [ʔɓaːk̚˧˦ ʔɓɔ˧˩] (Huế) IPA(key): [ʔɓaːk̚˦˧˥ ʔɓɔ˧˨] (Saigon) IPA(key): [ʔɓaːk̚˦˥ ʔɓɔ˨˩˦] Verb bác bỏ to reject; to refuteWikiwand - on Seamless Wikipedia browsing. On steroids.