"bilaká" meaning in Lingala

{
  "categories": [
    {
      "kind": "other",
      "name": "Formes de noms communs en lingala",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lingala",
      "orig": "lingala",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Lingala",
  "lang_code": "ln",
  "pos": "noun",
  "pos_title": "Forme de nom commun",
  "raw_tags": [
    "classe 8"
  ],
  "senses": [
    {
      "form_of": [
        {
          "word": "elaká"
        }
      ],
      "glosses": [
        "Pluriel de elaká."
      ],
      "id": "fr-bilaká-ln-noun-tg00~2CQ"
    }
  ],
  "sounds": [
    {
      "ipa": "\\bi˩.ˈla˩.ka˥\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "bilaká"
}

{
  "categories": [
    "Formes de noms communs en lingala",
    "lingala"
  ],
  "lang": "Lingala",
  "lang_code": "ln",
  "pos": "noun",
  "pos_title": "Forme de nom commun",
  "raw_tags": [
    "classe 8"
  ],
  "senses": [
    {
      "form_of": [
        {
          "word": "elaká"
        }
      ],
      "glosses": [
        "Pluriel de elaká."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\bi˩.ˈla˩.ka˥\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "bilaká"
}