Unpleasantly and excessively suave or ingratiating in manner or speech:
— The unctuous Uriah Heep.

synoniemen: buttery, fulsome, oily, oleaginous, smarmy, soapy.

Roget 988: impious; irreligious etc. 989; desecrating etc. v.; profane, irreverent, sacrilegious, blasphemous.    un-hallowed, un-sanctified, un-regenerate; hardened, perverted, reprobate.    hypocritical etc. (false) 544; canting, pietistical^†, sanctimonious, unctuous, pharisaical, overrighteous^†, righteous over much.    bigoted, fanatical; priest-ridden.    ... meer laten zien

Roget 355: unctuous, oily, oleaginous, adipose, sebaceous; unguinous^†; fat, fatty, greasy; waxy, butyraceous, soapy, saponaceous^†, pinguid, lardaceous^†; slippery.    ... meer laten zien

Roget 933: flattering etc. v.; adulatory; mealy-mouthed, honey-mouthed; honeyed; smooth, smooth-tongued; soapy, oily, unctuous, blandiloquent^†, specious; fine-spoken, fair spoken; plausible, servile, sycophantic, fulsome; courtierly^†, courtier-like.    ... meer laten zien