unctuous   (Sound)

The adj unctuous has 1 sense

• buttery, fulsome, oily, oleaginous, smarmy, soapy, unctuous -- (unpleasantly and excessively suave or ingratiating in manner or speech; "buttery praise"; "gave him a fulsome introduction"; "an oily sycophantic press agent"; "oleaginous hypocrisy"; "smarmy self-importance"; "the unctuous Uriah Heep"; "soapy compliments")