"-o" meaning in Welsh

{
  "etymology_number": 1,
  "head_templates": [
    {
      "args": {
        "1": "cy",
        "2": "suffix"
      },
      "expansion": "-o",
      "name": "head"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "_dis": "2 1 2 1 2 1 2 0 2 1 3 2 3 3 3 2 1 1 0 0 1 3 1 1 0 1 1 0 0 2 1 1 0 0 0 2 4 0 0 2 0 3 2 1 2 0 1 3 0 1 0 1 0 2 2 2 2 0 1 1 2 3 0 2 1 1 1 1 1 0 0 4 3 1",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "49 38 14",
          "kind": "other",
          "name": "Welsh entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "text": "Dai + -o → Deio",
          "type": "example"
        },
        {
          "text": "Gwen + -o → Gwenno",
          "type": "example"
        },
        {
          "text": "Iorwerth + -o → Iolo",
          "type": "example"
        }
      ],
      "glosses": [
        "used to form pet names"
      ],
      "id": "en--o-cy-suffix-vWhd6caZ",
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɔ/"
    }
  ],
  "word": "-o"
}

{
  "etymology_number": 2,
  "head_templates": [
    {
      "args": {
        "1": "cy",
        "2": "suffix"
      },
      "expansion": "-o",
      "name": "head"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "suffix",
  "senses": [
    {
      "categories": [],
      "glosses": [
        "verb suffix for the third-person singular present subjunctive"
      ],
      "id": "en--o-cy-suffix-uJAuTHzY",
      "links": [
        [
          "third-person",
          "third person#English"
        ],
        [
          "singular",
          "singular#English"
        ],
        [
          "present",
          "present#English"
        ],
        [
          "subjunctive",
          "subjunctive#English"
        ]
      ],
      "raw_glosses": [
        "(literary) verb suffix for the third-person singular present subjunctive"
      ],
      "tags": [
        "literary",
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɔ/"
    }
  ],
  "word": "-o"
}

{
  "etymology_number": 3,
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "wlm",
        "3": "-aw"
      },
      "expansion": "Middle Welsh -aw",
      "name": "inh"
    },
    {
      "args": {
        "1": "cy",
        "2": "cel-bry-pro",
        "3": "*-ọβ̃"
      },
      "expansion": "Proto-Brythonic *-ọβ̃",
      "name": "inh"
    }
  ],
  "etymology_text": "From Middle Welsh -aw, from Proto-Brythonic *-ọβ̃.",
  "head_templates": [
    {
      "args": {
        "1": "cy",
        "2": "suffix"
      },
      "expansion": "-o",
      "name": "head"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "suffix",
  "senses": [
    {
      "glosses": [
        "Forms verbnouns from verb stems."
      ],
      "id": "en--o-cy-suffix-76XRIKQL",
      "links": [
        [
          "verbnouns",
          "w:Verbnoun"
        ]
      ],
      "related": [
        {
          "english": "Forms verbnouns from verbs and other parts of speech",
          "word": "-io"
        }
      ],
      "synonyms": [
        {
          "word": "-i"
        },
        {
          "word": "-u"
        }
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɔ/"
    }
  ],
  "word": "-o"
}

{
  "categories": [
    "Pages with 32 entries",
    "Pages with entries",
    "Welsh entries with incorrect language header",
    "Welsh lemmas",
    "Welsh suffixes",
    "Welsh terms derived from Middle Welsh",
    "Welsh terms derived from Proto-Brythonic",
    "Welsh terms inherited from Middle Welsh",
    "Welsh terms inherited from Proto-Brythonic"
  ],
  "etymology_number": 1,
  "head_templates": [
    {
      "args": {
        "1": "cy",
        "2": "suffix"
      },
      "expansion": "-o",
      "name": "head"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "suffix",
  "senses": [
    {
      "examples": [
        {
          "text": "Dai + -o → Deio",
          "type": "example"
        },
        {
          "text": "Gwen + -o → Gwenno",
          "type": "example"
        },
        {
          "text": "Iorwerth + -o → Iolo",
          "type": "example"
        }
      ],
      "glosses": [
        "used to form pet names"
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɔ/"
    }
  ],
  "word": "-o"
}

{
  "categories": [
    "Pages with 32 entries",
    "Pages with entries",
    "Welsh entries with incorrect language header",
    "Welsh lemmas",
    "Welsh suffixes",
    "Welsh terms derived from Middle Welsh",
    "Welsh terms derived from Proto-Brythonic",
    "Welsh terms inherited from Middle Welsh",
    "Welsh terms inherited from Proto-Brythonic"
  ],
  "etymology_number": 2,
  "head_templates": [
    {
      "args": {
        "1": "cy",
        "2": "suffix"
      },
      "expansion": "-o",
      "name": "head"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Welsh literary terms"
      ],
      "glosses": [
        "verb suffix for the third-person singular present subjunctive"
      ],
      "links": [
        [
          "third-person",
          "third person#English"
        ],
        [
          "singular",
          "singular#English"
        ],
        [
          "present",
          "present#English"
        ],
        [
          "subjunctive",
          "subjunctive#English"
        ]
      ],
      "raw_glosses": [
        "(literary) verb suffix for the third-person singular present subjunctive"
      ],
      "tags": [
        "literary",
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɔ/"
    }
  ],
  "word": "-o"
}

{
  "categories": [
    "Pages with 32 entries",
    "Pages with entries",
    "Welsh entries with incorrect language header",
    "Welsh lemmas",
    "Welsh suffixes",
    "Welsh terms derived from Middle Welsh",
    "Welsh terms derived from Proto-Brythonic",
    "Welsh terms inherited from Middle Welsh",
    "Welsh terms inherited from Proto-Brythonic"
  ],
  "etymology_number": 3,
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "wlm",
        "3": "-aw"
      },
      "expansion": "Middle Welsh -aw",
      "name": "inh"
    },
    {
      "args": {
        "1": "cy",
        "2": "cel-bry-pro",
        "3": "*-ọβ̃"
      },
      "expansion": "Proto-Brythonic *-ọβ̃",
      "name": "inh"
    }
  ],
  "etymology_text": "From Middle Welsh -aw, from Proto-Brythonic *-ọβ̃.",
  "head_templates": [
    {
      "args": {
        "1": "cy",
        "2": "suffix"
      },
      "expansion": "-o",
      "name": "head"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "suffix",
  "related": [
    {
      "english": "Forms verbnouns from verbs and other parts of speech",
      "word": "-io"
    }
  ],
  "senses": [
    {
      "glosses": [
        "Forms verbnouns from verb stems."
      ],
      "links": [
        [
          "verbnouns",
          "w:Verbnoun"
        ]
      ],
      "synonyms": [
        {
          "word": "-i"
        },
        {
          "word": "-u"
        }
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɔ/"
    }
  ],
  "word": "-o"
}