"ngîâ" meaning in Sango

{
  "categories": [
    {
      "kind": "other",
      "name": "Noms communs en sango",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Sango",
      "orig": "sango",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "sâra ngîâ"
    },
    {
      "word": "hê ngîâ"
    }
  ],
  "lang": "Sango",
  "lang_code": "sg",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en sango",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Mbï yeke na ngîâ",
          "translation": "Je suis joyeux [j’ai la joie]"
        }
      ],
      "glosses": [
        "Joie, bonheur"
      ],
      "id": "fr-ngîâ-sg-noun-LeHGiR9Z"
    },
    {
      "glosses": [
        "Le rire"
      ],
      "id": "fr-ngîâ-sg-noun-7YCpdm9d",
      "tags": [
        "broadly"
      ]
    }
  ],
  "word": "ngîâ"
}

{
  "categories": [
    "Noms communs en sango",
    "sango"
  ],
  "derived": [
    {
      "word": "sâra ngîâ"
    },
    {
      "word": "hê ngîâ"
    }
  ],
  "lang": "Sango",
  "lang_code": "sg",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Exemples en sango"
      ],
      "examples": [
        {
          "text": "Mbï yeke na ngîâ",
          "translation": "Je suis joyeux [j’ai la joie]"
        }
      ],
      "glosses": [
        "Joie, bonheur"
      ]
    },
    {
      "glosses": [
        "Le rire"
      ],
      "tags": [
        "broadly"
      ]
    }
  ],
  "word": "ngîâ"
}