"d'aivô" meaning in Bourguignon

{
  "etymology_templates": [
    {
      "args": {
        "1": "roa-brg",
        "2": "fro",
        "3": "avoc"
      },
      "expansion": "Old French avoc",
      "name": "der"
    },
    {
      "args": {
        "1": "nrf",
        "2": "d'aveu"
      },
      "expansion": "Norman d'aveu",
      "name": "cog"
    }
  ],
  "etymology_text": "From de + aivou, from Old French avoc, avuec, avoec (“with”). Cognate with Norman d'aveu.",
  "head_templates": [
    {
      "args": {
        "1": "roa-brg",
        "2": "preposition"
      },
      "expansion": "d'aivô",
      "name": "head"
    }
  ],
  "lang": "Bourguignon",
  "lang_code": "roa-brg",
  "pos": "prep",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Bourguignon entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Bourguignon prepositions",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "with"
      ],
      "id": "en-d'aivô-roa-brg-prep-BpW1Y6ze",
      "links": [
        [
          "with",
          "with"
        ]
      ],
      "synonyms": [
        {
          "word": "aivô"
        }
      ]
    }
  ],
  "word": "d'aivô"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "roa-brg",
        "2": "fro",
        "3": "avoc"
      },
      "expansion": "Old French avoc",
      "name": "der"
    },
    {
      "args": {
        "1": "nrf",
        "2": "d'aveu"
      },
      "expansion": "Norman d'aveu",
      "name": "cog"
    }
  ],
  "etymology_text": "From de + aivou, from Old French avoc, avuec, avoec (“with”). Cognate with Norman d'aveu.",
  "head_templates": [
    {
      "args": {
        "1": "roa-brg",
        "2": "preposition"
      },
      "expansion": "d'aivô",
      "name": "head"
    }
  ],
  "lang": "Bourguignon",
  "lang_code": "roa-brg",
  "pos": "prep",
  "senses": [
    {
      "categories": [
        "Bourguignon entries with incorrect language header",
        "Bourguignon lemmas",
        "Bourguignon prepositions",
        "Bourguignon terms derived from Old French",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "with"
      ],
      "links": [
        [
          "with",
          "with"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "aivô"
    }
  ],
  "word": "d'aivô"
}