confess, admit, disclose, reveal, own up, fess up, acknowledge, divulge, tell the truth, come out with, spill the beans, make known, let on, come out, come forward, break the news, come to light, unbu... [more]
treachery - betrayal - deceit - disloyalty - duplicity - faithlessness - infidelity - treason - unfaithfulness - falseness - untrustworthiness - double-dealing - backstabbing - dishonesty - perfidiousness - two-facedness - insincerity - unfaith - sellout - snake in the grass - Judas kiss - double-cross - false-heartedness - bad faith - breach of trust - untruthfulness - trickery - guile - chicanery - underhandedness - subterfuge - fraudulence - knavery - roguery - swindle - scam - con - trick - ruse - stratagem - artifice - machination - plot - scheme - collusion - connivance - complicity - deceitfulness - deception
Perfidy is a term used to describe deliberate breach of faith or trust; faithlessness, treachery, or deceit. Often, it is seen in scenarios involving betrayal and represents a severe violation of moral and ethical standards. The word has historical roots in contexts where loyalty and trust were paramount, and its breach was considered one of the gravest offenses.