"prou" meaning in Breton

{
  "categories": [
    {
      "kind": "other",
      "name": "Mots en breton issus d’un mot en moyen breton",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en breton",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Breton",
      "orig": "breton",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "prouañ"
    },
    {
      "word": "prouapl"
    },
    {
      "word": "prouenn"
    },
    {
      "word": "prouidigezh"
    },
    {
      "word": "prouiñ"
    }
  ],
  "etymology_texts": [
    "Du moyen breton prouff."
  ],
  "forms": [
    {
      "form": "prouioù",
      "tags": [
        "plural",
        "unmutated"
      ]
    },
    {
      "form": "brou",
      "tags": [
        "singular",
        "mutation-soft"
      ]
    },
    {
      "form": "brouioù",
      "tags": [
        "plural",
        "mutation-soft"
      ]
    },
    {
      "form": "frou",
      "tags": [
        "singular",
        "mutation-spirant"
      ]
    },
    {
      "form": "frouioù",
      "tags": [
        "plural",
        "mutation-spirant"
      ]
    }
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "glosses": [
        "Preuve."
      ],
      "id": "fr-prou-br-noun-nyekLYtC"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈpruː\\"
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "prou"
}

{
  "categories": [
    {
      "kind": "other",
      "name": "Formes de verbes en breton",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en breton issus d’un mot en moyen breton",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Breton",
      "orig": "breton",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Du moyen breton prouff."
  ],
  "forms": [
    {
      "form": "brou",
      "tags": [
        "mutation-soft"
      ]
    },
    {
      "form": "frou",
      "tags": [
        "mutation-spirant"
      ]
    }
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "form_of": [
        {
          "word": "prouiñ"
        }
      ],
      "glosses": [
        "Troisième personne du singulier du présent de l’indicatif du verbe prouañ/prouiñ."
      ],
      "id": "fr-prou-br-verb-0o2ihAg1"
    },
    {
      "glosses": [
        "Deuxième personne du singulier de l’impératif du verbe prouañ/prouiñ."
      ],
      "id": "fr-prou-br-verb-b57bLh-M"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈpruː\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "prou"
}

{
  "categories": [
    "Mots en breton issus d’un mot en moyen breton",
    "Noms communs en breton",
    "breton"
  ],
  "derived": [
    {
      "word": "prouañ"
    },
    {
      "word": "prouapl"
    },
    {
      "word": "prouenn"
    },
    {
      "word": "prouidigezh"
    },
    {
      "word": "prouiñ"
    }
  ],
  "etymology_texts": [
    "Du moyen breton prouff."
  ],
  "forms": [
    {
      "form": "prouioù",
      "tags": [
        "plural",
        "unmutated"
      ]
    },
    {
      "form": "brou",
      "tags": [
        "singular",
        "mutation-soft"
      ]
    },
    {
      "form": "brouioù",
      "tags": [
        "plural",
        "mutation-soft"
      ]
    },
    {
      "form": "frou",
      "tags": [
        "singular",
        "mutation-spirant"
      ]
    },
    {
      "form": "frouioù",
      "tags": [
        "plural",
        "mutation-spirant"
      ]
    }
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "glosses": [
        "Preuve."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈpruː\\"
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "prou"
}

{
  "categories": [
    "Formes de verbes en breton",
    "Mots en breton issus d’un mot en moyen breton",
    "breton"
  ],
  "etymology_texts": [
    "Du moyen breton prouff."
  ],
  "forms": [
    {
      "form": "brou",
      "tags": [
        "mutation-soft"
      ]
    },
    {
      "form": "frou",
      "tags": [
        "mutation-spirant"
      ]
    }
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "form_of": [
        {
          "word": "prouiñ"
        }
      ],
      "glosses": [
        "Troisième personne du singulier du présent de l’indicatif du verbe prouañ/prouiñ."
      ]
    },
    {
      "glosses": [
        "Deuxième personne du singulier de l’impératif du verbe prouañ/prouiñ."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈpruː\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "prou"
}