"jarcer" meaning in Moyen français

{
  "categories": [
    {
      "kind": "other",
      "name": "Verbes du premier groupe en moyen français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Verbes en moyen français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Verbes intransitifs en moyen français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Wiktionnaire:Conjugaisons manquantes en moyen français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Moyen français",
      "orig": "moyen français",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Moyen français",
  "lang_code": "frm",
  "pos": "verb",
  "pos_title": "Verbe",
  "raw_tags": [
    "1ᵉʳ groupe"
  ],
  "senses": [
    {
      "alt_of": [
        {
          "word": "gercer"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en moyen français",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Variante de gercer."
      ],
      "id": "fr-jarcer-frm-verb-UClc0OZn",
      "tags": [
        "alt-of"
      ]
    }
  ],
  "tags": [
    "intransitive"
  ],
  "word": "jarcer"
}

{
  "categories": [
    "Verbes du premier groupe en moyen français",
    "Verbes en moyen français",
    "Verbes intransitifs en moyen français",
    "Wiktionnaire:Conjugaisons manquantes en moyen français",
    "moyen français"
  ],
  "lang": "Moyen français",
  "lang_code": "frm",
  "pos": "verb",
  "pos_title": "Verbe",
  "raw_tags": [
    "1ᵉʳ groupe"
  ],
  "senses": [
    {
      "alt_of": [
        {
          "word": "gercer"
        }
      ],
      "categories": [
        "Wiktionnaire:Exemples manquants en moyen français"
      ],
      "glosses": [
        "Variante de gercer."
      ],
      "tags": [
        "alt-of"
      ]
    }
  ],
  "tags": [
    "intransitive"
  ],
  "word": "jarcer"
}