"chala" meaning in Welsh

{
  "head_templates": [
    {
      "args": {
        "1": "cy",
        "2": "mutated noun"
      },
      "expansion": "chala",
      "name": "head"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 9 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Welsh entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "word": "cala"
        }
      ],
      "glosses": [
        "Aspirate mutation of cala."
      ],
      "id": "en-chala-cy-noun-IU1IgCy5",
      "links": [
        [
          "cala",
          "cala#Welsh"
        ]
      ],
      "tags": [
        "form-of",
        "mutation-aspirate"
      ]
    }
  ],
  "word": "chala"
}

{
  "head_templates": [
    {
      "args": {
        "1": "cy",
        "2": "mutated noun"
      },
      "expansion": "chala",
      "name": "head"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 9 entries",
        "Pages with entries",
        "Welsh aspirate-mutation forms",
        "Welsh entries with incorrect language header",
        "Welsh mutated nouns",
        "Welsh non-lemma forms"
      ],
      "form_of": [
        {
          "word": "cala"
        }
      ],
      "glosses": [
        "Aspirate mutation of cala."
      ],
      "links": [
        [
          "cala",
          "cala#Welsh"
        ]
      ],
      "tags": [
        "form-of",
        "mutation-aspirate"
      ]
    }
  ],
  "word": "chala"
}