Roget's Thesaurus of English Words and Phrases by Peter Mark Roget

355. Unctuousness — N. unctuousness &c adj.; unctuosity†, lubricity;

ointment &c (oil) 356; anointment; lubrication &c 332. V. oil &c (lubricate) 332. Adj. unctuous, oily, oleaginous, adipose, sebaceous; unguinous†; fat, fatty, greasy; waxy, butyraceous, soapy, saponaceous†, pinguid, lardaceous†; slippery.