"siwrnai" meaning in Welsh

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "enm",
        "3": "journe",
        "4": "journee"
      },
      "expansion": "Middle English journee",
      "name": "bor"
    },
    {
      "args": {
        "1": "cy",
        "2": "fro",
        "3": "jornee"
      },
      "expansion": "Old French jornee",
      "name": "der"
    },
    {
      "args": {
        "1": "cy",
        "2": "la-vul",
        "3": "*diurnāta"
      },
      "expansion": "Vulgar Latin *diurnāta",
      "name": "der"
    },
    {
      "args": {
        "1": "cy",
        "2": "diwrnod"
      },
      "expansion": "Doublet of diwrnod",
      "name": "doublet"
    }
  ],
  "etymology_text": "Borrowed from Middle English journee, from Old French jornee, from Vulgar Latin *diurnāta. Doublet of diwrnod.",
  "forms": [
    {
      "form": "siwrneiau",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "siwrneion",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f",
        "2": "siwrneiau",
        "pl2": "siwrneion"
      },
      "expansion": "siwrnai f (plural siwrneiau or siwrneion, 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": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "cy",
          "name": "Travel",
          "orig": "cy:Travel",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "journey"
      ],
      "id": "en-siwrnai-cy-noun-zeVokrvr",
      "links": [
        [
          "journey",
          "journey#English"
        ]
      ],
      "synonyms": [
        {
          "word": "taith"
        }
      ],
      "tags": [
        "feminine",
        "not-mutable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈʃʊrnai̯/",
      "tags": [
        "North-Wales",
        "standard"
      ]
    },
    {
      "ipa": "/ˈʃʊrnɛ/",
      "tags": [
        "North-Wales",
        "colloquial"
      ]
    },
    {
      "ipa": "/ˈʃʊrna/",
      "tags": [
        "North-Wales",
        "colloquial"
      ]
    },
    {
      "ipa": "/ˈʃʊrnai̯/",
      "tags": [
        "South-Wales",
        "standard"
      ]
    },
    {
      "ipa": "/ˈʃʊrnɛ/",
      "tags": [
        "South-Wales",
        "colloquial"
      ]
    }
  ],
  "word": "siwrnai"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "enm",
        "3": "journe",
        "4": "journee"
      },
      "expansion": "Middle English journee",
      "name": "bor"
    },
    {
      "args": {
        "1": "cy",
        "2": "fro",
        "3": "jornee"
      },
      "expansion": "Old French jornee",
      "name": "der"
    },
    {
      "args": {
        "1": "cy",
        "2": "la-vul",
        "3": "*diurnāta"
      },
      "expansion": "Vulgar Latin *diurnāta",
      "name": "der"
    },
    {
      "args": {
        "1": "cy",
        "2": "diwrnod"
      },
      "expansion": "Doublet of diwrnod",
      "name": "doublet"
    }
  ],
  "etymology_text": "Borrowed from Middle English journee, from Old French jornee, from Vulgar Latin *diurnāta. Doublet of diwrnod.",
  "forms": [
    {
      "form": "siwrneiau",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "siwrneion",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f",
        "2": "siwrneiau",
        "pl2": "siwrneion"
      },
      "expansion": "siwrnai f (plural siwrneiau or siwrneion, 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 doublets",
        "Welsh entries with incorrect language header",
        "Welsh feminine nouns",
        "Welsh lemmas",
        "Welsh non-mutable terms",
        "Welsh nouns",
        "Welsh nouns with red links in their headword lines",
        "Welsh terms borrowed from Middle English",
        "Welsh terms derived from Middle English",
        "Welsh terms derived from Old French",
        "Welsh terms derived from Vulgar Latin",
        "cy:Travel"
      ],
      "glosses": [
        "journey"
      ],
      "links": [
        [
          "journey",
          "journey#English"
        ]
      ],
      "tags": [
        "feminine",
        "not-mutable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈʃʊrnai̯/",
      "tags": [
        "North-Wales",
        "standard"
      ]
    },
    {
      "ipa": "/ˈʃʊrnɛ/",
      "tags": [
        "North-Wales",
        "colloquial"
      ]
    },
    {
      "ipa": "/ˈʃʊrna/",
      "tags": [
        "North-Wales",
        "colloquial"
      ]
    },
    {
      "ipa": "/ˈʃʊrnai̯/",
      "tags": [
        "South-Wales",
        "standard"
      ]
    },
    {
      "ipa": "/ˈʃʊrnɛ/",
      "tags": [
        "South-Wales",
        "colloquial"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "taith"
    }
  ],
  "word": "siwrnai"
}