yes-man
noun
informal
a Hollywood yes-man:
sycophant, toady, lackey, flunkey, minion, stooge, kowtower, truckler, groveler, crawler, creep, fawner, flatterer, lickspittle, Uriah Heep, puppet, cat's paw, instrument, pawn, underling, hanger-on, camp follower, doormat, spaniel;
informal bootlicker, brown-nose;
British, informal poodle, dogsbody;
North American, informal suck-up;
Indian, informal chamcha;
British, vulgar slang arse-licker, bum-sucker;
North American, vulgar slang ass-kisser, suckhole;
archaic toad-eater.