点头哈腰

點頭哈腰
diǎntóuyāo
  1. to nod one's head and bow (idiom); bowing and scraping
  2. unctuous fawning

CEDICT

to uncritically and enthusiastically support someone; (specifically) to be excessively but superficially obsequious

Wiktionary

点着形容非常恭顺客气

重編國語辭典

形容恭顺过分客气

維基詞典

Entry Composition