1. Unpleasantly and excessively suave or ingratiating in manner or speech
   "the unctuous Uriah Heep"
   - buttery, fulsome, oily, oleaginous, smarmy, soapy

See also: insincere, unctuousness

• fever tree
• fevered
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• feverishly
• feverishness
• feverous
• feverroot
• few
• few-flowered leek
• fewer
• fewest
• fewness
• fey
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• Feynman
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• ff
• FHA
• FHLMC
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• fiancé
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• fiasco