Synonyms of perfidy in English:

perfidy


See US English definition of perfidy

See UK English definition of perfidy

See Spanish definition of perfidia

noun

1‘the perfidy of her lover’

SYNONYMS
treachery, duplicity, deceit, perfidiousness, deceitfulness, disloyalty, infidelity, faithlessness, unfaithfulness, betrayal, treason, falseness, falsity, double-dealing, dishonesty, two-facedness, untrustworthiness, breach of trust
rare false-heartedness, Punic faith
ANTONYMS

faithfulness, loyalty