"алка" meaning in Tchouvache

{
  "categories": [
    {
      "kind": "other",
      "name": "Noms communs en tchouvache",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Tchouvache",
      "orig": "tchouvache",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Tchouvache",
  "lang_code": "cv",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en tchouvache de la bijouterie",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Boucle d'oreille."
      ],
      "id": "fr-алка-cv-noun-gbm5~Ar8",
      "topics": [
        "jewelry"
      ]
    }
  ],
  "word": "алка"
}

{
  "categories": [
    "Noms communs en tchouvache",
    "tchouvache"
  ],
  "lang": "Tchouvache",
  "lang_code": "cv",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Lexique en tchouvache de la bijouterie"
      ],
      "glosses": [
        "Boucle d'oreille."
      ],
      "topics": [
        "jewelry"
      ]
    }
  ],
  "word": "алка"
}