TRUCKLE

v. kowtow, be obsequious, toady, defer, bow, scrape, genuflect, salaam, drop to the ground or to (one's) knees or down on (one's) knees, submit, yield, cower, cringe, grovel, crawl, quail, fawn (on or upon), Colloq butter up, fall all over, lick (someone's) boots, boot-lick, US apple-polish, Slang suck up to, Taboo slang brown-nose, kiss (someone's) Brit arse or US ass Just look how Caroline is always truckling to the boss, hoping for favours