"worst enemy" meaning in English

{
  "antonyms": [
    {
      "word": "best friend"
    }
  ],
  "forms": [
    {
      "form": "worst enemies",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "worst enemies"
      },
      "expansion": "worst enemy (plural worst enemies)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "90 10",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "84 16",
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "88 12",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "93 7",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "93 7",
          "kind": "other",
          "name": "Terms with Portuguese translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "100 0",
          "kind": "topical",
          "langcode": "en",
          "name": "People",
          "orig": "en:People",
          "parents": [
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "An especially disliked or hostile person."
      ],
      "id": "en-worst_enemy-en-noun-RwJdQzlP",
      "links": [
        [
          "disliked",
          "disliked"
        ],
        [
          "hostile",
          "hostile"
        ]
      ],
      "translations": [
        {
          "_dis1": "98 2",
          "code": "pt",
          "lang": "Portuguese",
          "sense": "an especially disliked person",
          "tags": [
            "masculine"
          ],
          "word": "pior inimigo"
        }
      ]
    },
    {
      "categories": [],
      "glosses": [
        "An object or concept considered very bad or harmful to someone."
      ],
      "id": "en-worst_enemy-en-noun-v6~wirK-",
      "raw_glosses": [
        "(informal) An object or concept considered very bad or harmful to someone."
      ],
      "tags": [
        "informal"
      ],
      "translations": [
        {
          "_dis1": "1 99",
          "code": "pt",
          "lang": "Portuguese",
          "sense": "an object or concept considered very bad or harmful",
          "tags": [
            "masculine"
          ],
          "word": "pior inimigo"
        }
      ]
    }
  ],
  "word": "worst enemy"
}

{
  "antonyms": [
    {
      "word": "best friend"
    }
  ],
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "Entries with translation boxes",
    "Pages with 1 entry",
    "Pages with entries",
    "Terms with Portuguese translations",
    "en:People"
  ],
  "forms": [
    {
      "form": "worst enemies",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "worst enemies"
      },
      "expansion": "worst enemy (plural worst enemies)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "An especially disliked or hostile person."
      ],
      "links": [
        [
          "disliked",
          "disliked"
        ],
        [
          "hostile",
          "hostile"
        ]
      ]
    },
    {
      "categories": [
        "English informal terms"
      ],
      "glosses": [
        "An object or concept considered very bad or harmful to someone."
      ],
      "raw_glosses": [
        "(informal) An object or concept considered very bad or harmful to someone."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "translations": [
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "an especially disliked person",
      "tags": [
        "masculine"
      ],
      "word": "pior inimigo"
    },
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "an object or concept considered very bad or harmful",
      "tags": [
        "masculine"
      ],
      "word": "pior inimigo"
    }
  ],
  "word": "worst enemy"
}