"Morrígan" meaning in Old Irish

{
  "etymology_templates": [
    {
      "args": {
        "1": "sga",
        "2": "mór",
        "3": "rígan",
        "gloss1": "great",
        "gloss2": "queen"
      },
      "expansion": "mór (“great”) + rígan (“queen”)",
      "name": "affix"
    },
    {
      "args": {
        "1": "ang",
        "2": "mare"
      },
      "expansion": "Old English mare",
      "name": "cog"
    }
  ],
  "etymology_text": "From mór (“great”) + rígan (“queen”). Some posit an (otherwise unattested) Old Irish mor cognate with Old English mare as in nightmare, with the compound meaning \"phantom queen\".",
  "head_templates": [
    {
      "args": {
        "1": "sga",
        "2": "proper noun",
        "g": "f"
      },
      "expansion": "Morrígan f",
      "name": "head"
    }
  ],
  "lang": "Old Irish",
  "lang_code": "sga",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Old Irish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "sga",
          "name": "Gods",
          "orig": "sga:Gods",
          "parents": [
            "Religion",
            "Culture",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "sga",
          "name": "Irish mythology",
          "orig": "sga:Irish mythology",
          "parents": [
            "Celtic mythology",
            "Ireland",
            "Mythology",
            "British Isles",
            "Europe",
            "Culture",
            "Islands",
            "Earth",
            "Eurasia",
            "Society",
            "Places",
            "Nature",
            "All topics",
            "Names",
            "Fundamental",
            "Proper nouns",
            "Terms by semantic function",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The Mórrígan"
      ],
      "id": "en-Morrígan-sga-name-ecOn0Srq",
      "links": [
        [
          "Irish",
          "Irish"
        ],
        [
          "mythology",
          "mythology"
        ],
        [
          "Mórrígan",
          "Mórrígan"
        ]
      ],
      "raw_glosses": [
        "(Irish mythology) The Mórrígan"
      ],
      "related": [
        {
          "word": "Badb"
        },
        {
          "word": "Macha"
        },
        {
          "word": "Nemain"
        }
      ],
      "tags": [
        "Irish",
        "feminine"
      ],
      "topics": [
        "human-sciences",
        "mysticism",
        "mythology",
        "philosophy",
        "sciences"
      ]
    }
  ],
  "word": "Morrígan"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "sga",
        "2": "mór",
        "3": "rígan",
        "gloss1": "great",
        "gloss2": "queen"
      },
      "expansion": "mór (“great”) + rígan (“queen”)",
      "name": "affix"
    },
    {
      "args": {
        "1": "ang",
        "2": "mare"
      },
      "expansion": "Old English mare",
      "name": "cog"
    }
  ],
  "etymology_text": "From mór (“great”) + rígan (“queen”). Some posit an (otherwise unattested) Old Irish mor cognate with Old English mare as in nightmare, with the compound meaning \"phantom queen\".",
  "head_templates": [
    {
      "args": {
        "1": "sga",
        "2": "proper noun",
        "g": "f"
      },
      "expansion": "Morrígan f",
      "name": "head"
    }
  ],
  "lang": "Old Irish",
  "lang_code": "sga",
  "pos": "name",
  "related": [
    {
      "word": "Badb"
    },
    {
      "word": "Macha"
    },
    {
      "word": "Nemain"
    }
  ],
  "senses": [
    {
      "categories": [
        "Old Irish compound terms",
        "Old Irish entries with incorrect language header",
        "Old Irish feminine nouns",
        "Old Irish lemmas",
        "Old Irish proper nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "sga:Gods",
        "sga:Irish mythology"
      ],
      "glosses": [
        "The Mórrígan"
      ],
      "links": [
        [
          "Irish",
          "Irish"
        ],
        [
          "mythology",
          "mythology"
        ],
        [
          "Mórrígan",
          "Mórrígan"
        ]
      ],
      "raw_glosses": [
        "(Irish mythology) The Mórrígan"
      ],
      "tags": [
        "Irish",
        "feminine"
      ],
      "topics": [
        "human-sciences",
        "mysticism",
        "mythology",
        "philosophy",
        "sciences"
      ]
    }
  ],
  "word": "Morrígan"
}