"Oumma" meaning in Français

{
  "categories": [
    {
      "kind": "other",
      "name": "Genres manquants en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms propres en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Français",
      "orig": "français",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "name",
  "pos_title": "Nom propre",
  "raw_tags": [
    "genre à préciser : {{m}}, {{f}}, {{mf}}, {{n}} ?"
  ],
  "senses": [
    {
      "alt_of": [
        {
          "word": "Umma"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en français de l’Antiquité",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Variantes orthographiques",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Variantes orthographiques sans langue précisée",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Variante orthographique de Umma."
      ],
      "id": "fr-Oumma-fr-name-NJsccswB",
      "tags": [
        "Ancient",
        "alt-of"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\u.ma\\"
    }
  ],
  "word": "Oumma"
}

{
  "categories": [
    "Genres manquants en français",
    "Noms propres en français",
    "français"
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "name",
  "pos_title": "Nom propre",
  "raw_tags": [
    "genre à préciser : {{m}}, {{f}}, {{mf}}, {{n}} ?"
  ],
  "senses": [
    {
      "alt_of": [
        {
          "word": "Umma"
        }
      ],
      "categories": [
        "Lexique en français de l’Antiquité",
        "Variantes orthographiques",
        "Variantes orthographiques sans langue précisée"
      ],
      "glosses": [
        "Variante orthographique de Umma."
      ],
      "tags": [
        "Ancient",
        "alt-of"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\u.ma\\"
    }
  ],
  "word": "Oumma"
}