Enter a clue or pattern or both:
The ClueMost unctuous (7 letter answer)
NotesThe answer OILIEST is so rare that it appears less than once every 2500 puzzles.
Related CluesLeast trustworthy
Like the slickest city slicker
DefinitionOILY as an adjective:
1. (greasy, oily, sebaceous, oleaginous) = containing an unusual amount of grease or oil; "greasy hamburgers"; "oily fried potatoes"; "oleaginous seeds"
2. (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"
3. coated or covered with oil; "oily puddles in the streets"
4. (greasy, oily) = smeared or soiled with grease or oil; "greasy coveralls"; "get rid of rubbish and oily rags"