beginner Level
Perfidy
Deceitfulness; untrustworthiness.
✓ Synonyms
Treacheryduplicitybetrayalinfidelity
✗ Antonyms
Faithfulnessloyaltyfidelity
About "Perfidy"
Perfidy is a vocabulary word commonly tested on the SAT. Understanding this word and its synonyms (Treachery, duplicity) can help you answer Reading and Writing questions more accurately. The opposite meaning (antonyms) includes words like Faithfulness and loyalty.
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