Englishunctuous
adjective
she sees through his unctuous manners |
an unctuous smile:
sycophantic, ingratiating, obsequious, fawning, servile, self-abasing, grovelling, subservient, wheedling, cajoling, crawling, cringing, Uriah Heepish, humble, toadying, hypocritical, insincere, flattering, adulatory, honey-tongued, silver-tongued, gushing, effusive, suave, urbane, glib, smooth, smooth-tongued, smooth-spoken, smooth-talking, slick, slippery, saccharine;
oily, oleaginous, greasy;
cloying, nauseating, sickening;
informal smarmy, slimy, bootlicking, forelock-tugging, phoney, sucky, soapy;
North American, informal brown-nosing, apple-polishing;
British, vulgar slang arse-licking, bum-sucking;
North American, vulgar slang ass-kissing, kiss-ass;
rare saponaceous, pinguid.
▷antonyms blunt, no-nonsense.
unctuous Oxford Dictionary of English