perfidious

Etymology
From, from.

Adjective

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

Translations

 * Bulgarian:, ,
 * Chinese:
 * Mandarin: 背信弃义的
 * Dutch:, ,
 * Finnish:
 * French:
 * German:
 * Greek:
 * Hungarian:, , , , , , , , , ,
 * Ido:
 * Latin: perfidus
 * Neapolitan: nfame
 * Plautdietsch: ontru
 * Portuguese: ,
 * Russian:, ,
 * Spanish:
 * Turkish: ,
 * Ukrainian: віроломний, зрадливий