"чысы" meaning in Ubykh

{
  "forms": [
    {
      "form": "čəsə",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "uby",
        "2": "noun"
      },
      "expansion": "чысы • (čəsə)",
      "name": "head"
    }
  ],
  "lang": "Ubykh",
  "lang_code": "uby",
  "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": "Ubykh entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "uby",
          "name": "Trees",
          "orig": "uby:Trees",
          "parents": [
            "Plants",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "chestnut"
      ],
      "id": "en-чысы-uby-noun-BtkvF6M7",
      "links": [
        [
          "chestnut",
          "chestnut"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[tʃʰəsə]"
    }
  ],
  "word": "чысы"
}

{
  "forms": [
    {
      "form": "čəsə",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "uby",
        "2": "noun"
      },
      "expansion": "чысы • (čəsə)",
      "name": "head"
    }
  ],
  "lang": "Ubykh",
  "lang_code": "uby",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Ubykh entries with incorrect language header",
        "Ubykh lemmas",
        "Ubykh nouns",
        "uby:Trees"
      ],
      "glosses": [
        "chestnut"
      ],
      "links": [
        [
          "chestnut",
          "chestnut"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[tʃʰəsə]"
    }
  ],
  "word": "чысы"
}