This clue—“More unctuous”—has turned up before in crosswords, and the answers below are those that successfully solved it in prior instances, offering a strong reference point.
Possible Answers:
- OILIER
- SUAVER
Synonyms and Definitions
OILIER
- Synonyms: buttery, fulsome, greasy, oily, oleaginous, sebaceous, smarmy, soapy, unctuous
SUAVER
- Synonyms: bland, debonair, debonaire, debonnaire, politic, smooth, suave