a.
1.
Greasy, oily, fatty, fat, oleaginous, adipose, adipous, sebaceous, pinguid, butyraceous, unguinous.
2.
Smooth, bland, slippery, lubric, lubricous.
3.
( In a bad or offensive sense .) Smooth, bland, suave, over-complaisant, oily, plausible, sycophantic, sycophantish, parasitic, obsequious, adulatory, fawning, servile.
4.
( Also in a bad sense .) Fervid, over-fervid, full of unction, gushing, of affected warmth.