"barth" meaning in Cornique

{
  "categories": [
    {
      "kind": "other",
      "name": "Mots en cornique issus d’un mot en indo-européen commun",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en cornique issus d’un mot en proto-celtique",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en cornique issus d’un mot en vieux cornique",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Métiers en cornique",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en cornique",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Cornique",
      "orig": "cornique",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Étymologies en cornique incluant une reconstruction",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Du vieux cornique barth, du proto-celtique *bardo-, de l'indo-européen commun *gʷerH-.",
    "À comparer au breton barzh."
  ],
  "lang": "Cornique",
  "lang_code": "kw",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "glosses": [
        "Poète, barde."
      ],
      "id": "fr-barth-kw-noun-iIRM5Y3Q"
    }
  ],
  "tags": [
    "masculine",
    "plural"
  ],
  "word": "barth"
}

{
  "categories": [
    "Mots en cornique issus d’un mot en indo-européen commun",
    "Mots en cornique issus d’un mot en proto-celtique",
    "Mots en cornique issus d’un mot en vieux cornique",
    "Métiers en cornique",
    "Noms communs en cornique",
    "cornique",
    "Étymologies en cornique incluant une reconstruction"
  ],
  "etymology_texts": [
    "Du vieux cornique barth, du proto-celtique *bardo-, de l'indo-européen commun *gʷerH-.",
    "À comparer au breton barzh."
  ],
  "lang": "Cornique",
  "lang_code": "kw",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "glosses": [
        "Poète, barde."
      ]
    }
  ],
  "tags": [
    "masculine",
    "plural"
  ],
  "word": "barth"
}