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Definitions

oleaginous

[oh-lee-aj-uh-nuhs] / ˌoʊ liˈædʒ ə nəs /
ADJECTIVE
unctuous
Synonyms
WEAK
buttery fulsome insincere oily sleek smarmy smooth smug suave
ADJECTIVE
fatty
Synonyms
WEAK
adipose blubbery fat fatlike greasy lardaceous lardy oily rich suety unctuous

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.