"pwca" meaning in Welsh

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "ang",
        "3": "pūca"
      },
      "expansion": "Old English pūca",
      "name": "uder"
    }
  ],
  "etymology_text": "Ultimately from Old English pūca and cognate with puck. Cf. bwg, bygwl and bwci. Possibly also related to English bogey.",
  "forms": [
    {
      "form": "pwcaod",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "no-table-tags",
      "source": "mutation",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "cy-mut",
      "source": "mutation",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "pwca",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "bwca",
      "source": "mutation",
      "tags": [
        "soft"
      ]
    },
    {
      "form": "mhwca",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "phwca",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "pwci",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "pwcaod"
      },
      "expansion": "pwca m (plural pwcaod)",
      "name": "cy-noun"
    }
  ],
  "inflection_templates": [
    {
      "args": {},
      "name": "cy-mut"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "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 undefined derivations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "cy",
          "name": "European folklore",
          "orig": "cy:European folklore",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "cy",
          "name": "Mythological creatures",
          "orig": "cy:Mythological creatures",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "bogey, sprite, goblin, gnome"
      ],
      "id": "en-pwca-cy-noun-NeToSL9u",
      "links": [
        [
          "bogey",
          "bogey"
        ],
        [
          "sprite",
          "sprite"
        ],
        [
          "goblin",
          "goblin"
        ],
        [
          "gnome",
          "gnome"
        ]
      ],
      "synonyms": [
        {
          "word": "coblyn"
        },
        {
          "word": "ellyll"
        },
        {
          "word": "bwci"
        }
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈpʊka/"
    }
  ],
  "word": "pwca"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "ang",
        "3": "pūca"
      },
      "expansion": "Old English pūca",
      "name": "uder"
    }
  ],
  "etymology_text": "Ultimately from Old English pūca and cognate with puck. Cf. bwg, bygwl and bwci. Possibly also related to English bogey.",
  "forms": [
    {
      "form": "pwcaod",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "no-table-tags",
      "source": "mutation",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "cy-mut",
      "source": "mutation",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "pwca",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "bwca",
      "source": "mutation",
      "tags": [
        "soft"
      ]
    },
    {
      "form": "mhwca",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "phwca",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "pwci",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "pwcaod"
      },
      "expansion": "pwca m (plural pwcaod)",
      "name": "cy-noun"
    }
  ],
  "inflection_templates": [
    {
      "args": {},
      "name": "cy-mut"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 2 entries",
        "Pages with entries",
        "Welsh countable nouns",
        "Welsh entries with incorrect language header",
        "Welsh lemmas",
        "Welsh masculine nouns",
        "Welsh nouns",
        "Welsh nouns with red links in their headword lines",
        "Welsh terms derived from Old English",
        "Welsh undefined derivations",
        "cy:European folklore",
        "cy:Mythological creatures"
      ],
      "glosses": [
        "bogey, sprite, goblin, gnome"
      ],
      "links": [
        [
          "bogey",
          "bogey"
        ],
        [
          "sprite",
          "sprite"
        ],
        [
          "goblin",
          "goblin"
        ],
        [
          "gnome",
          "gnome"
        ]
      ],
      "synonyms": [
        {
          "word": "coblyn"
        },
        {
          "word": "ellyll"
        },
        {
          "word": "bwci"
        }
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈpʊka/"
    }
  ],
  "word": "pwca"
}