"deorc" meaning in Vieil anglais

{
  "categories": [
    {
      "kind": "other",
      "name": "Adjectifs en vieil anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Vieil anglais",
      "orig": "vieil anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Vieil anglais",
  "lang_code": "ang",
  "pos": "adj",
  "pos_title": "Adjectif",
  "senses": [
    {
      "glosses": [
        "Obscur, sombre."
      ],
      "id": "fr-deorc-ang-adj-LxX-5nl7"
    }
  ],
  "word": "deorc"
}

{
  "categories": [
    "Adjectifs en vieil anglais",
    "vieil anglais"
  ],
  "lang": "Vieil anglais",
  "lang_code": "ang",
  "pos": "adj",
  "pos_title": "Adjectif",
  "senses": [
    {
      "glosses": [
        "Obscur, sombre."
      ]
    }
  ],
  "word": "deorc"
}