"-iwr" meaning in Welsh

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "gŵr",
        "3": "",
        "4": "man"
      },
      "expansion": "gŵr (“man”)",
      "name": "m"
    },
    {
      "args": {
        "1": "en",
        "2": "-er"
      },
      "expansion": "-er",
      "name": "m"
    },
    {
      "args": {
        "1": "la",
        "2": "-or"
      },
      "expansion": "-or",
      "name": "m"
    }
  ],
  "etymology_text": "From gŵr (“man”), but semantically influenced due to similarity in form to English -er and Latin -or.",
  "forms": [
    {
      "form": "-wyr",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "cy",
        "2": "suffix",
        "3": "plural",
        "4": "-wyr",
        "g": "m"
      },
      "expansion": "-iwr m (plural -wyr)",
      "name": "head"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Welsh entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "pêl-droed (“football, soccer”) + -iwr → pêl-droediwr (“footballer, soccer player”)",
          "type": "example"
        },
        {
          "text": "cyfraith (“law”) + -iwr → cyfreithiwr (“solictor, lawyer, attorney”)",
          "type": "example"
        },
        {
          "text": "Rhufain (“Rome”) + -iwr → Rhufeiniwr (“Roman”)",
          "type": "example"
        }
      ],
      "glosses": [
        "suffix indicating a person, especially an agent noun: -er, -or"
      ],
      "id": "en--iwr-cy-suffix-LZnO~0Gr",
      "links": [
        [
          "agent noun",
          "agent noun#English"
        ],
        [
          "-er",
          "-er"
        ],
        [
          "-or",
          "-or"
        ]
      ],
      "synonyms": [
        {
          "word": "-edydd"
        },
        {
          "word": "-iedydd"
        },
        {
          "word": "-wr"
        },
        {
          "word": "-ydd"
        }
      ],
      "tags": [
        "masculine",
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/jʊr/"
    }
  ],
  "word": "-iwr"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "gŵr",
        "3": "",
        "4": "man"
      },
      "expansion": "gŵr (“man”)",
      "name": "m"
    },
    {
      "args": {
        "1": "en",
        "2": "-er"
      },
      "expansion": "-er",
      "name": "m"
    },
    {
      "args": {
        "1": "la",
        "2": "-or"
      },
      "expansion": "-or",
      "name": "m"
    }
  ],
  "etymology_text": "From gŵr (“man”), but semantically influenced due to similarity in form to English -er and Latin -or.",
  "forms": [
    {
      "form": "-wyr",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "cy",
        "2": "suffix",
        "3": "plural",
        "4": "-wyr",
        "g": "m"
      },
      "expansion": "-iwr m (plural -wyr)",
      "name": "head"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Welsh entries with incorrect language header",
        "Welsh lemmas",
        "Welsh masculine suffixes",
        "Welsh suffixes",
        "Welsh terms with IPA pronunciation"
      ],
      "examples": [
        {
          "text": "pêl-droed (“football, soccer”) + -iwr → pêl-droediwr (“footballer, soccer player”)",
          "type": "example"
        },
        {
          "text": "cyfraith (“law”) + -iwr → cyfreithiwr (“solictor, lawyer, attorney”)",
          "type": "example"
        },
        {
          "text": "Rhufain (“Rome”) + -iwr → Rhufeiniwr (“Roman”)",
          "type": "example"
        }
      ],
      "glosses": [
        "suffix indicating a person, especially an agent noun: -er, -or"
      ],
      "links": [
        [
          "agent noun",
          "agent noun#English"
        ],
        [
          "-er",
          "-er"
        ],
        [
          "-or",
          "-or"
        ]
      ],
      "synonyms": [
        {
          "word": "-edydd"
        },
        {
          "word": "-iedydd"
        },
        {
          "word": "-wr"
        },
        {
          "word": "-ydd"
        }
      ],
      "tags": [
        "masculine",
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/jʊr/"
    }
  ],
  "synonyms": [
    {
      "word": "-wr"
    }
  ],
  "word": "-iwr"
}