"Ԡ" meaning in Chuvash

{
  "forms": [
    {
      "form": "Lʹ",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "ԡ",
      "tags": [
        "lowercase"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "cv",
        "2": "letter",
        "3": "lower case",
        "4": "ԡ",
        "tr": "Lʹ"
      },
      "expansion": "Ԡ • (Lʹ) (lower case ԡ)",
      "name": "head"
    }
  ],
  "lang": "Chuvash",
  "lang_code": "cv",
  "pos": "character",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Chuvash entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A letter in the Yakovlev alphabet up to the 1930s."
      ],
      "id": "en-Ԡ-cv-character-YtOIlMq4",
      "links": [
        [
          "Yakovlev alphabet",
          "w:Yakovlev alphabet"
        ]
      ],
      "raw_glosses": [
        "(obsolete) A letter in the Yakovlev alphabet up to the 1930s."
      ],
      "tags": [
        "letter",
        "obsolete"
      ]
    }
  ],
  "word": "Ԡ"
}

{
  "forms": [
    {
      "form": "Lʹ",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "ԡ",
      "tags": [
        "lowercase"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "cv",
        "2": "letter",
        "3": "lower case",
        "4": "ԡ",
        "tr": "Lʹ"
      },
      "expansion": "Ԡ • (Lʹ) (lower case ԡ)",
      "name": "head"
    }
  ],
  "lang": "Chuvash",
  "lang_code": "cv",
  "pos": "character",
  "senses": [
    {
      "categories": [
        "Chuvash entries with incorrect language header",
        "Chuvash lemmas",
        "Chuvash letters",
        "Chuvash terms with obsolete senses",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "A letter in the Yakovlev alphabet up to the 1930s."
      ],
      "links": [
        [
          "Yakovlev alphabet",
          "w:Yakovlev alphabet"
        ]
      ],
      "raw_glosses": [
        "(obsolete) A letter in the Yakovlev alphabet up to the 1930s."
      ],
      "tags": [
        "letter",
        "obsolete"
      ]
    }
  ],
  "word": "Ԡ"
}