Vietnamese Etymology trơn + trượt. Pronunciation (Hà Nội) IPA(key): [t͡ɕəːn˧˧ t͡ɕɨət̚˧˨ʔ] (Huế) IPA(key): [ʈəːŋ˧˧ ʈɨək̚˨˩ʔ] (Saigon) IPA(key): [ʈəːŋ˧˧ ʈɨək̚˨˩˨] Adjective trơn trượt slippery; slimyWikiwand - on Seamless Wikipedia browsing. On steroids.