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(o-le-ag-i-nous) 5 syllables

Definition

adjective. 1 unpleasantly and excessively suave or ingratiating in manner or speech; 2 containing an unusual amount of grease or oil

Example Sentence

The man greeted his guests with an oleaginous welcome that embarrased his wife.

Synonyms

buttery; oily; unctuous; insincere

Antonyms

sincere

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oleaginous
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