"seithfed" meaning in Welsh

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "cel-bry-pro",
        "3": "*seɨθβ̃ed"
      },
      "expansion": "Proto-Brythonic *seɨθβ̃ed",
      "name": "inh"
    },
    {
      "args": {
        "1": "cy",
        "2": "cel-pro",
        "3": "*sextametos"
      },
      "expansion": "Proto-Celtic *sextametos",
      "name": "inh"
    },
    {
      "args": {
        "1": "cy",
        "2": "saith",
        "3": "-fed",
        "t1": "seven",
        "t2": "th"
      },
      "expansion": "saith (“seven”) + -fed (“th”)",
      "name": "af"
    }
  ],
  "etymology_text": "From Proto-Brythonic *seɨθβ̃ed, from Proto-Celtic *sextametos, equivalent to saith (“seven”) + -fed (“th”).",
  "forms": [
    {
      "form": "seithfed",
      "tags": [
        "feminine",
        "singular"
      ]
    },
    {
      "form": "seithfed",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "7fed",
      "tags": [
        "alternative",
        "abbreviation"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "seithfed (feminine singular seithfed, plural seithfed, not comparable, not mutable)",
      "name": "cy-adj"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "adj",
  "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": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Welsh ordinal numbers",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Welsh terms suffixed with -fed",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "english": "seventh heaven",
          "translation": "seventh heaven",
          "word": "seithfed nef"
        }
      ],
      "glosses": [
        "seventh"
      ],
      "id": "en-seithfed-cy-adj-8EEtbetC",
      "links": [
        [
          "ordinal number",
          "ordinal number"
        ],
        [
          "seventh",
          "seventh"
        ]
      ],
      "raw_glosses": [
        "(ordinal number) seventh"
      ],
      "tags": [
        "not-comparable",
        "not-mutable",
        "numeral",
        "ordinal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈsei̯θvɛd/"
    },
    {
      "ipa": "/ˈsei̯θvɛd/",
      "tags": [
        "North-Wales",
        "colloquial"
      ]
    },
    {
      "ipa": "/ˈsei̯θvad/",
      "tags": [
        "North-Wales",
        "colloquial"
      ]
    }
  ],
  "word": "seithfed"
}

{
  "derived": [
    {
      "english": "seventh heaven",
      "translation": "seventh heaven",
      "word": "seithfed nef"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "cel-bry-pro",
        "3": "*seɨθβ̃ed"
      },
      "expansion": "Proto-Brythonic *seɨθβ̃ed",
      "name": "inh"
    },
    {
      "args": {
        "1": "cy",
        "2": "cel-pro",
        "3": "*sextametos"
      },
      "expansion": "Proto-Celtic *sextametos",
      "name": "inh"
    },
    {
      "args": {
        "1": "cy",
        "2": "saith",
        "3": "-fed",
        "t1": "seven",
        "t2": "th"
      },
      "expansion": "saith (“seven”) + -fed (“th”)",
      "name": "af"
    }
  ],
  "etymology_text": "From Proto-Brythonic *seɨθβ̃ed, from Proto-Celtic *sextametos, equivalent to saith (“seven”) + -fed (“th”).",
  "forms": [
    {
      "form": "seithfed",
      "tags": [
        "feminine",
        "singular"
      ]
    },
    {
      "form": "seithfed",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "7fed",
      "tags": [
        "alternative",
        "abbreviation"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "seithfed (feminine singular seithfed, plural seithfed, not comparable, not mutable)",
      "name": "cy-adj"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Welsh adjectives",
        "Welsh entries with incorrect language header",
        "Welsh lemmas",
        "Welsh non-mutable terms",
        "Welsh ordinal numbers",
        "Welsh terms derived from Proto-Brythonic",
        "Welsh terms derived from Proto-Celtic",
        "Welsh terms inherited from Proto-Brythonic",
        "Welsh terms inherited from Proto-Celtic",
        "Welsh terms suffixed with -fed",
        "Welsh uncomparable adjectives"
      ],
      "glosses": [
        "seventh"
      ],
      "links": [
        [
          "ordinal number",
          "ordinal number"
        ],
        [
          "seventh",
          "seventh"
        ]
      ],
      "raw_glosses": [
        "(ordinal number) seventh"
      ],
      "tags": [
        "not-comparable",
        "not-mutable",
        "numeral",
        "ordinal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈsei̯θvɛd/"
    },
    {
      "ipa": "/ˈsei̯θvɛd/",
      "tags": [
        "North-Wales",
        "colloquial"
      ]
    },
    {
      "ipa": "/ˈsei̯θvad/",
      "tags": [
        "North-Wales",
        "colloquial"
      ]
    }
  ],
  "word": "seithfed"
}