"de Búrca" meaning in Irish

{
  "etymology_text": "From the Irish pronunciation of burgh.",
  "head_templates": [
    {
      "args": {},
      "expansion": "de Búrca",
      "name": "en-proper noun"
    }
  ],
  "lang": "Irish",
  "lang_code": "ga",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English surnames",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A topographical surname from Anglo-Norman for someone who lived in a fortified place."
      ],
      "id": "en-de_Búrca-ga-name-v3tz6BRW",
      "links": [
        [
          "surname",
          "surname"
        ],
        [
          "fortified",
          "fortify"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/d̪ˠəˈbˠuːɾˠkə/"
    }
  ],
  "word": "de Búrca"
}

{
  "etymology_text": "From the Irish pronunciation of burgh.",
  "head_templates": [
    {
      "args": {},
      "expansion": "de Búrca",
      "name": "en-proper noun"
    }
  ],
  "lang": "Irish",
  "lang_code": "ga",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English proper nouns",
        "English surnames",
        "English surnames from Anglo-Norman",
        "English terms spelled with Ú",
        "English terms spelled with ◌́",
        "English uncountable nouns",
        "Irish terms with IPA pronunciation"
      ],
      "glosses": [
        "A topographical surname from Anglo-Norman for someone who lived in a fortified place."
      ],
      "links": [
        [
          "surname",
          "surname"
        ],
        [
          "fortified",
          "fortify"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/d̪ˠəˈbˠuːɾˠkə/"
    }
  ],
  "word": "de Búrca"
}