"bulgareg" meaning in Breton

{
  "categories": [
    {
      "kind": "other",
      "name": "Dérivations en breton",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en breton suffixés avec -eg",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en breton",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Breton",
      "orig": "breton",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "bulgarek"
    }
  ],
  "etymology_texts": [
    "Dérivé de Bulgar, avec le suffixe -eg.",
    "À comparer avec les mots Bwlgareg en gallois, Bulgarek en cornique (sens identique)."
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Langues en breton",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Bulgare."
      ],
      "id": "fr-bulgareg-br-noun-vIuXSf2E",
      "topics": [
        "linguistic"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\bylˈɡɑːrek\\"
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "bulgareg"
}

{
  "categories": [
    "Dérivations en breton",
    "Mots en breton suffixés avec -eg",
    "Noms communs en breton",
    "breton"
  ],
  "derived": [
    {
      "word": "bulgarek"
    }
  ],
  "etymology_texts": [
    "Dérivé de Bulgar, avec le suffixe -eg.",
    "À comparer avec les mots Bwlgareg en gallois, Bulgarek en cornique (sens identique)."
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Langues en breton"
      ],
      "glosses": [
        "Bulgare."
      ],
      "topics": [
        "linguistic"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\bylˈɡɑːrek\\"
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "bulgareg"
}