"верзан" meaning in Moksha

{
  "etymology_text": "From вер (ver, “blood”) and сан (san, “vein, (blood) vessel”).",
  "forms": [
    {
      "form": "verzan",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "mdf",
        "2": "noun"
      },
      "expansion": "верзан • (verzan)",
      "name": "head"
    }
  ],
  "lang": "Moksha",
  "lang_code": "mdf",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Moksha entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "mdf",
          "name": "Anatomy",
          "orig": "mdf:Anatomy",
          "parents": [
            "Biology",
            "Medicine",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "vein"
      ],
      "id": "en-верзан-mdf-noun-CZ1nvweA",
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "vein",
          "vein"
        ]
      ],
      "raw_glosses": [
        "(anatomy) vein"
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ]
    }
  ],
  "word": "верзан"
}

{
  "etymology_text": "From вер (ver, “blood”) and сан (san, “vein, (blood) vessel”).",
  "forms": [
    {
      "form": "verzan",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "mdf",
        "2": "noun"
      },
      "expansion": "верзан • (verzan)",
      "name": "head"
    }
  ],
  "lang": "Moksha",
  "lang_code": "mdf",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Moksha entries with incorrect language header",
        "Moksha lemmas",
        "Moksha nouns",
        "mdf:Anatomy"
      ],
      "glosses": [
        "vein"
      ],
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "vein",
          "vein"
        ]
      ],
      "raw_glosses": [
        "(anatomy) vein"
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ]
    }
  ],
  "word": "верзан"
}