"sefydlydd" meaning in Welsh

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "sefydlu",
        "3": "-ydd",
        "t1": "to establish",
        "t2": "-er"
      },
      "expansion": "sefydlu (“to establish”) + -ydd (“-er”)",
      "name": "af"
    }
  ],
  "etymology_text": "From sefydlu (“to establish”) + -ydd (“-er”).",
  "forms": [
    {
      "form": "sefydlwyr",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "sefydlyddion",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "sefydlwyr",
        "pl2": "sefydlyddion"
      },
      "expansion": "sefydlydd m (plural sefydlwyr or sefydlyddion, not mutable)",
      "name": "cy-noun"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Welsh entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Welsh terms suffixed with -ydd",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "founder"
      ],
      "id": "en-sefydlydd-cy-noun-WUWFCKCC",
      "links": [
        [
          "founder",
          "founder"
        ]
      ],
      "tags": [
        "masculine",
        "not-mutable"
      ]
    }
  ],
  "word": "sefydlydd"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "sefydlu",
        "3": "-ydd",
        "t1": "to establish",
        "t2": "-er"
      },
      "expansion": "sefydlu (“to establish”) + -ydd (“-er”)",
      "name": "af"
    }
  ],
  "etymology_text": "From sefydlu (“to establish”) + -ydd (“-er”).",
  "forms": [
    {
      "form": "sefydlwyr",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "sefydlyddion",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "sefydlwyr",
        "pl2": "sefydlyddion"
      },
      "expansion": "sefydlydd m (plural sefydlwyr or sefydlyddion, not mutable)",
      "name": "cy-noun"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Welsh countable nouns",
        "Welsh entries with incorrect language header",
        "Welsh lemmas",
        "Welsh masculine nouns",
        "Welsh non-mutable terms",
        "Welsh nouns",
        "Welsh nouns with red links in their headword lines",
        "Welsh terms suffixed with -ydd"
      ],
      "glosses": [
        "founder"
      ],
      "links": [
        [
          "founder",
          "founder"
        ]
      ],
      "tags": [
        "masculine",
        "not-mutable"
      ]
    }
  ],
  "word": "sefydlydd"
}