"teui" 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": "deui",
      "tags": [
        "unmutated"
      ]
    },
    {
      "form": "zeui",
      "tags": [
        "mutation-soft"
      ]
    }
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en breton",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              32,
              36
            ]
          ],
          "ref": "Jakez Riou, Geotenn ar Wercʼhez, Éditions Al Liamm, 1957, page 36",
          "text": "— Arabat labourat re. Bremaik e teui ganin da hejañ plouz.",
          "translation": "— Il ne faut pas trop travailler. Tout à l’heure tu viendras secouer la paille avec moi."
        }
      ],
      "form_of": [
        {
          "word": "deui"
        }
      ],
      "glosses": [
        "Forme mutée de deui par durcissement (d > t)."
      ],
      "id": "fr-teui-br-verb-QOaNkn1E"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈtøːi\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "teui"
}

{
  "categories": [
    "Formes de verbes en breton",
    "breton"
  ],
  "forms": [
    {
      "form": "deui",
      "tags": [
        "unmutated"
      ]
    },
    {
      "form": "zeui",
      "tags": [
        "mutation-soft"
      ]
    }
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "categories": [
        "Exemples en breton"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              32,
              36
            ]
          ],
          "ref": "Jakez Riou, Geotenn ar Wercʼhez, Éditions Al Liamm, 1957, page 36",
          "text": "— Arabat labourat re. Bremaik e teui ganin da hejañ plouz.",
          "translation": "— Il ne faut pas trop travailler. Tout à l’heure tu viendras secouer la paille avec moi."
        }
      ],
      "form_of": [
        {
          "word": "deui"
        }
      ],
      "glosses": [
        "Forme mutée de deui par durcissement (d > t)."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈtøːi\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "teui"
}