perfide
treacherous, perfidious
adjective pehr-FEED Rare
Origin: Latin perfidus
Usage Note
Perfide carries a literary and formal register; it is rarely used in everyday speech but frequently appears in classical texts and political rhetoric. The noun perfidie means 'treachery'. Note the phrase la perfide Albion, a historical French epithet for England.
Examples
"Il lui fit une proposition perfide."
Natural Translation
He made him a treacherous proposal.
Related Words
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