鉤心鬥角 (ngau1 sam1 dau3 gok3) — intrigue/scheme against each other; jockey for position; infighting in Cantonese
ngauˉ¹鉤samˉ¹心dau˗₃鬥gok˗₃角简 勾心斗角
Mandarin Pinyin: gou1 xin1 dou4 jiao3
Meaning of 鉤心鬥角
nounintrigue/scheme against each other; jockey for position; infighting