"perfidious" meaning in Anglais

{
  "categories": [
    {
      "kind": "other",
      "name": "Adjectifs en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lemmes en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en anglais issus d’un mot en latin",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "perfidiously"
    },
    {
      "word": "perfidiousness"
    }
  ],
  "etymology_texts": [
    "Du latin perfidiosus (« plein de mauvaise foi »)."
  ],
  "forms": [
    {
      "form": "more perfidious",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most perfidious",
      "tags": [
        "superlative"
      ]
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "adj",
  "pos_title": "Adjectif",
  "related": [
    {
      "word": "perfidy"
    }
  ],
  "senses": [
    {
      "examples": [
        {
          "text": "They believed him to be with them but his perfidious action nearly lost them the battle.\nIls pensaient qu’il était avec eux mais son action perfide leur fit presque perdre la bataille."
        }
      ],
      "glosses": [
        "Perfide."
      ],
      "id": "fr-perfidious-en-adj-QU0SZivg"
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q1860 (eng)-Vealhurl-perfidious.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/2/22/LL-Q1860_(eng)-Vealhurl-perfidious.wav/LL-Q1860_(eng)-Vealhurl-perfidious.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/2/22/LL-Q1860_(eng)-Vealhurl-perfidious.wav/LL-Q1860_(eng)-Vealhurl-perfidious.wav.ogg",
      "raw_tags": [
        "Royaume-Uni (Sud de l'Angleterre)"
      ],
      "wav_url": "https://commons.wikimedia.org/wiki/Special:FilePath/LL-Q1860 (eng)-Vealhurl-perfidious.wav"
    }
  ],
  "synonyms": [
    {
      "word": "disloyal"
    },
    {
      "word": "traitorous"
    },
    {
      "word": "treacherous"
    },
    {
      "word": "unfaithful"
    }
  ],
  "word": "perfidious"
}

{
  "categories": [
    "Adjectifs en anglais",
    "Lemmes en anglais",
    "Mots en anglais issus d’un mot en latin",
    "anglais"
  ],
  "derived": [
    {
      "word": "perfidiously"
    },
    {
      "word": "perfidiousness"
    }
  ],
  "etymology_texts": [
    "Du latin perfidiosus (« plein de mauvaise foi »)."
  ],
  "forms": [
    {
      "form": "more perfidious",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most perfidious",
      "tags": [
        "superlative"
      ]
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "adj",
  "pos_title": "Adjectif",
  "related": [
    {
      "word": "perfidy"
    }
  ],
  "senses": [
    {
      "examples": [
        {
          "text": "They believed him to be with them but his perfidious action nearly lost them the battle.\nIls pensaient qu’il était avec eux mais son action perfide leur fit presque perdre la bataille."
        }
      ],
      "glosses": [
        "Perfide."
      ]
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q1860 (eng)-Vealhurl-perfidious.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/2/22/LL-Q1860_(eng)-Vealhurl-perfidious.wav/LL-Q1860_(eng)-Vealhurl-perfidious.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/2/22/LL-Q1860_(eng)-Vealhurl-perfidious.wav/LL-Q1860_(eng)-Vealhurl-perfidious.wav.ogg",
      "raw_tags": [
        "Royaume-Uni (Sud de l'Angleterre)"
      ],
      "wav_url": "https://commons.wikimedia.org/wiki/Special:FilePath/LL-Q1860 (eng)-Vealhurl-perfidious.wav"
    }
  ],
  "synonyms": [
    {
      "word": "disloyal"
    },
    {
      "word": "traitorous"
    },
    {
      "word": "treacherous"
    },
    {
      "word": "unfaithful"
    }
  ],
  "word": "perfidious"
}