grovel, crawl, toady, fawn, cower, cringe, truckle, kowtow, bow and scrape, prostrate oneself;

be servile towards, be sycophantic towards, dance attendance on, ingratiate oneself with, curry favour with;

flatter, woo, pay court to, get round

informal suck up to, make up to, be all over, fall all over, lick someone's boots, butter up, rub up the right way, keep sweet, sweet-talk, soft-soap

North American informal brown-nose

archaic blandish