"ばあば" meaning in Japonais

{
  "categories": [
    {
      "kind": "other",
      "name": "Lexique en japonais de la famille",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en japonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Japonais",
      "orig": "japonais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "(Années 1980) De ばば, baba (« grand-mère »). Popularisé dans les années 2000."
  ],
  "forms": [
    {
      "form": "bāba",
      "tags": [
        "transcription"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "paronyms": [
    {
      "word": "ばばあ"
    }
  ],
  "pos": "noun",
  "pos_title": "Nom commun",
  "related": [
    {
      "word": "じいじ"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Langage enfantin en japonais",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Mots affectueux en japonais",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Grand-maman."
      ],
      "id": "fr-ばあば-ja-noun-MhX4G7Y~",
      "raw_tags": [
        "Affectueux"
      ],
      "tags": [
        "childish"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\baː.ba\\"
    }
  ],
  "synonyms": [
    {
      "sense": "respectueux et affectueux",
      "word": "おばあちゃん"
    },
    {
      "sense": "affectueux",
      "word": "ばあちゃん"
    }
  ],
  "word": "ばあば"
}

{
  "categories": [
    "Lexique en japonais de la famille",
    "Noms communs en japonais",
    "japonais"
  ],
  "etymology_texts": [
    "(Années 1980) De ばば, baba (« grand-mère »). Popularisé dans les années 2000."
  ],
  "forms": [
    {
      "form": "bāba",
      "tags": [
        "transcription"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "paronyms": [
    {
      "word": "ばばあ"
    }
  ],
  "pos": "noun",
  "pos_title": "Nom commun",
  "related": [
    {
      "word": "じいじ"
    }
  ],
  "senses": [
    {
      "categories": [
        "Langage enfantin en japonais",
        "Mots affectueux en japonais"
      ],
      "glosses": [
        "Grand-maman."
      ],
      "raw_tags": [
        "Affectueux"
      ],
      "tags": [
        "childish"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\baː.ba\\"
    }
  ],
  "synonyms": [
    {
      "sense": "respectueux et affectueux",
      "word": "おばあちゃん"
    },
    {
      "sense": "affectueux",
      "word": "ばあちゃん"
    }
  ],
  "word": "ばあば"
}