"k̓ʷ" meaning in Lushootseed

{
  "head_templates": [
    {
      "args": {
        "1": "lut",
        "2": "letter"
      },
      "expansion": "k̓ʷ",
      "name": "head"
    }
  ],
  "lang": "Lushootseed",
  "lang_code": "lut",
  "pos": "character",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lushootseed entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The twentieth letter of the Lushootseed alphabet."
      ],
      "id": "en-k̓ʷ-lut-character-TV9sPRA9",
      "links": [
        [
          "letter",
          "letter#English"
        ],
        [
          "Lushootseed",
          "Lushootseed#English"
        ]
      ],
      "synonyms": [
        {
          "word": "kʼʷ"
        }
      ],
      "tags": [
        "letter"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/kʷʼ/"
    }
  ],
  "word": "k̓ʷ"
}

{
  "head_templates": [
    {
      "args": {
        "1": "lut",
        "2": "letter"
      },
      "expansion": "k̓ʷ",
      "name": "head"
    }
  ],
  "lang": "Lushootseed",
  "lang_code": "lut",
  "pos": "character",
  "senses": [
    {
      "categories": [
        "Lushootseed entries with incorrect language header",
        "Lushootseed lemmas",
        "Lushootseed letters",
        "Lushootseed terms with IPA pronunciation"
      ],
      "glosses": [
        "The twentieth letter of the Lushootseed alphabet."
      ],
      "links": [
        [
          "letter",
          "letter#English"
        ],
        [
          "Lushootseed",
          "Lushootseed#English"
        ]
      ],
      "tags": [
        "letter"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/kʷʼ/"
    }
  ],
  "synonyms": [
    {
      "word": "kʼʷ"
    }
  ],
  "word": "k̓ʷ"
}