"zeuis" meaning in Breton

{
  "categories": [
    {
      "kind": "other",
      "name": "Formes de verbes en breton",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Breton",
      "orig": "breton",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "deuis",
      "tags": [
        "unmutated"
      ]
    },
    {
      "form": "teuis",
      "raw_tags": [
        "Mixte"
      ]
    }
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en breton",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "Jarl Priel, Va zammig buhez, Éditions Al Liamm, 1954, page 143",
          "text": "Pa zeuis e maez, kem bamet, ken fromet hag ur pirc’hirin o pellaat diouzh un iliz vrudet, ….",
          "translation": "Quand je sortis, aussi charmé, aussi ému qu’un pèlerin quittant une église renommée, …."
        }
      ],
      "form_of": [
        {
          "word": "deuis"
        }
      ],
      "glosses": [
        "Forme mutée de deuis par adoucissement (d > z)."
      ],
      "id": "fr-zeuis-br-verb-4Xlb~97z"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈzøː.is\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "zeuis"
}

{
  "categories": [
    "Formes de verbes en breton",
    "breton"
  ],
  "forms": [
    {
      "form": "deuis",
      "tags": [
        "unmutated"
      ]
    },
    {
      "form": "teuis",
      "raw_tags": [
        "Mixte"
      ]
    }
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "categories": [
        "Exemples en breton"
      ],
      "examples": [
        {
          "ref": "Jarl Priel, Va zammig buhez, Éditions Al Liamm, 1954, page 143",
          "text": "Pa zeuis e maez, kem bamet, ken fromet hag ur pirc’hirin o pellaat diouzh un iliz vrudet, ….",
          "translation": "Quand je sortis, aussi charmé, aussi ému qu’un pèlerin quittant une église renommée, …."
        }
      ],
      "form_of": [
        {
          "word": "deuis"
        }
      ],
      "glosses": [
        "Forme mutée de deuis par adoucissement (d > z)."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈzøː.is\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "zeuis"
}