套近乎

tàojìn
to worm one's way into being friends with sb (usually derogatory)

CEDICT

  1. (derogatory) to worm one's way into being friends with somebody; to cotton up; to chum up
  2. to worm one's way into being friends with somebody; to cotton up; to chum up

Wiktionary

接近交情套拉攏」、「拉近」。

重編國語辭典

Entry Composition