"-fedd" meaning in Welsh

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "ine-pro",
        "3": "*med-"
      },
      "expansion": "",
      "name": "root"
    },
    {
      "args": {
        "1": "cy",
        "2": "medd",
        "3": "",
        "4": "authority, rule"
      },
      "expansion": "medd (“authority, rule”)",
      "name": "m"
    },
    {
      "args": {
        "1": "cy",
        "2": "meddu",
        "3": "",
        "4": "to possess"
      },
      "expansion": "meddu (“to possess”)",
      "name": "m"
    },
    {
      "args": {
        "1": "cy",
        "2": "ine-pro",
        "3": "*med-",
        "t": "to measure; give advice"
      },
      "expansion": "Proto-Indo-European *med- (“to measure; give advice”)",
      "name": "der"
    }
  ],
  "etymology_text": "Related to medd (“authority, rule”) and meddu (“to possess”); ultimately from Proto-Indo-European *med- (“to measure; give advice”).",
  "forms": [
    {
      "form": "-feddi",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "cy",
        "2": "suffix",
        "3": "plural",
        "4": "-feddi",
        "g": "f"
      },
      "expansion": "-fedd f (plural -feddi)",
      "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": "mawd (“thumb”) + -fedd → modfedd (“inch”)",
          "type": "example"
        },
        {
          "text": "ewin (“fingernail”) + -fedd → ewinfedd (“fingernail's breadth; a tiny amount”)",
          "type": "example"
        },
        {
          "text": "ton (“wave”) + -fedd → tonfedd (“wavelength”)",
          "type": "example"
        }
      ],
      "glosses": [
        "forming nouns denoting lengths or units of length, -length"
      ],
      "id": "en--fedd-cy-suffix-1AtiYDwu",
      "links": [
        [
          "-length",
          "-length"
        ]
      ],
      "tags": [
        "feminine",
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/vɛð/",
      "tags": [
        "North-Wales",
        "colloquial",
        "standard"
      ]
    },
    {
      "ipa": "/vað/",
      "tags": [
        "North-Wales",
        "colloquial"
      ]
    },
    {
      "ipa": "/vɛð/",
      "tags": [
        "South-Wales"
      ]
    }
  ],
  "word": "-fedd"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "ine-pro",
        "3": "*med-"
      },
      "expansion": "",
      "name": "root"
    },
    {
      "args": {
        "1": "cy",
        "2": "medd",
        "3": "",
        "4": "authority, rule"
      },
      "expansion": "medd (“authority, rule”)",
      "name": "m"
    },
    {
      "args": {
        "1": "cy",
        "2": "meddu",
        "3": "",
        "4": "to possess"
      },
      "expansion": "meddu (“to possess”)",
      "name": "m"
    },
    {
      "args": {
        "1": "cy",
        "2": "ine-pro",
        "3": "*med-",
        "t": "to measure; give advice"
      },
      "expansion": "Proto-Indo-European *med- (“to measure; give advice”)",
      "name": "der"
    }
  ],
  "etymology_text": "Related to medd (“authority, rule”) and meddu (“to possess”); ultimately from Proto-Indo-European *med- (“to measure; give advice”).",
  "forms": [
    {
      "form": "-feddi",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "cy",
        "2": "suffix",
        "3": "plural",
        "4": "-feddi",
        "g": "f"
      },
      "expansion": "-fedd f (plural -feddi)",
      "name": "head"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Welsh entries with incorrect language header",
        "Welsh feminine suffixes",
        "Welsh lemmas",
        "Welsh suffixes",
        "Welsh terms derived from Proto-Indo-European",
        "Welsh terms derived from the Proto-Indo-European root *med-",
        "Welsh terms with IPA pronunciation"
      ],
      "examples": [
        {
          "text": "mawd (“thumb”) + -fedd → modfedd (“inch”)",
          "type": "example"
        },
        {
          "text": "ewin (“fingernail”) + -fedd → ewinfedd (“fingernail's breadth; a tiny amount”)",
          "type": "example"
        },
        {
          "text": "ton (“wave”) + -fedd → tonfedd (“wavelength”)",
          "type": "example"
        }
      ],
      "glosses": [
        "forming nouns denoting lengths or units of length, -length"
      ],
      "links": [
        [
          "-length",
          "-length"
        ]
      ],
      "tags": [
        "feminine",
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/vɛð/",
      "tags": [
        "North-Wales",
        "colloquial",
        "standard"
      ]
    },
    {
      "ipa": "/vað/",
      "tags": [
        "North-Wales",
        "colloquial"
      ]
    },
    {
      "ipa": "/vɛð/",
      "tags": [
        "South-Wales"
      ]
    }
  ],
  "word": "-fedd"
}