'Perfidious' definitions:
Definition of 'perfidious'
From: WordNet
adjective
Tending to betray; especially having a treacherous character as attributed to the Carthaginians by the Romans; "Punic faith"; "the perfidious Judas"; "the fiercest and most treacherous of foes"; "treacherous intrigues" [syn: punic, perfidious, treacherous]
Definition of 'Perfidious'
From: GCIDE
- Perfidious \Per*fid"i*ous\ (p[~e]r*f[i^]d"[i^]*[u^]s; 277), a. [L. perfidious.]
- 1. Guilty of perfidy; violating good faith or vows; false to trust or confidence reposed; treacherous; faithless; as, a perfidious friend. --Shak. [1913 Webster]
- 2. Involving, or characterized by, perfidy. "Involved in this perfidious fraud." --Milton. [1913 Webster]
Synonyms of 'perfidious'
From: Moby Thesaurus
- alienated,
- ambidextrous,
- artful,
- corrupt,
- crafty,
- crooked,
- cunning,
- deceitful,
- disaffected,
- dishonest,
- disloyal,
- double,
- double-dealing,
- double-faced,
- double-minded,
- double-tongued,
- doublehearted,
- duplicitous,
- estranged,
- faithless,
- false,
- false-principled,
- falsehearted,
- hypocritical,
- insidious,
- Machiavellian,
- mercenary,
- recreant,
- shifty,
- slippery,
- traitorous,
- treacherous,
- treasonable,
- treasonous,
- tricky,
- two-faced,
- unfaithful,
- unloyal,
- untrue,
- venal