"rach" meaning in Moyen français

{
  "categories": [
    {
      "kind": "other",
      "name": "Déverbaux en moyen français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en moyen français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Moyen français",
      "orig": "moyen français",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "racheau"
    },
    {
      "lang": "Français",
      "lang_code": "fr",
      "word": "rachée"
    }
  ],
  "etymology_texts": [
    "Déverbal de rachier (« déraciner »)."
  ],
  "lang": "Moyen français",
  "lang_code": "frm",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en moyen français",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Exemples en moyen français à traduire",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Hapax en moyen français",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "Archives nationaux, série JJ 188, pièce nᵒ 77, 1459",
          "text": "Aucuns qui avoient amené un rach de fuste"
        }
      ],
      "glosses": [
        "Souche."
      ],
      "id": "fr-rach-frm-noun-Tx2i3dhC",
      "raw_tags": [
        "Hapax"
      ]
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "rach"
}

{
  "categories": [
    "Déverbaux en moyen français",
    "Noms communs en moyen français",
    "moyen français"
  ],
  "derived": [
    {
      "word": "racheau"
    },
    {
      "lang": "Français",
      "lang_code": "fr",
      "word": "rachée"
    }
  ],
  "etymology_texts": [
    "Déverbal de rachier (« déraciner »)."
  ],
  "lang": "Moyen français",
  "lang_code": "frm",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Exemples en moyen français",
        "Exemples en moyen français à traduire",
        "Hapax en moyen français"
      ],
      "examples": [
        {
          "ref": "Archives nationaux, série JJ 188, pièce nᵒ 77, 1459",
          "text": "Aucuns qui avoient amené un rach de fuste"
        }
      ],
      "glosses": [
        "Souche."
      ],
      "raw_tags": [
        "Hapax"
      ]
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "rach"
}