unctuous
/ˈʌŋktʃuəs/
adjective
- Excessively or insincerely polite, flattering, or ingratiating; oily in manner.
- I couldn't stand her unctuous tone when she spoke to the boss.
- He gave an unctuous smile and shook my hand too long.
- The salesman's unctuous compliments made me suspicious.
- Greasy, oily, or having a smooth, slippery texture.
- The soil was dark and unctuous after the rain.
- The ointment had an unctuous feel on the skin.
- The chef added butter to give the sauce an unctuous richness.