🇬🇧 en fr 🇫🇷

perfidious adjective

  /pəˈfɪdi.əs/ , /pɚˈfɪdi.əs/
  • Of, pertaining to, or representing perfidy; disloyal to what should command one's fidelity or allegiance. [from late 16th c.]
 perfide

perfidy noun

  /ˈpɜː.fɪ.di/ , /ˈpɝ.fɪ.di/
  • A state or act of violating faith or allegiance; violation of a promise or vow, or of trust.
 perfidie

perfidiously adverb

  • In a perfidious manner.
 perfidement

perfidiously

déloyalement
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