獻殷勤 (hin3 jan1 kan4) — to fawn upon (an influential politician etc) in Cantonese
hin˗₃獻janˉ¹殷kanˎ₄勤简 献殷勤
Mandarin Pinyin: xian4 yin1 qin2
Meaning of 獻殷勤
nounto fawn upon (an influential politician etc)
nounto be particularly attentive to (an attractive young lady or man etc)