perfidious

Definition from Wiktionary, a free dictionary

Contents 1 English 1.1 Adjective 1.1.1 Synonyms 1.1.2 Derived terms 1.1.3 Translations

[edit] English

[edit] Adjective

perfidious (comparative more perfidious, superlative most perfidious)

1. Of, pertaining to, or representing perfidy; disloyal to what should command one's fidelity or allegiance.

   They believed him to be with them but his perfidious action nearly lost them the battle.

[edit] Synonyms

• traitorous
• treacherous
• unfaithful

[edit] Derived terms

• perfidiously
• perfidiousness

[edit] Translations