"mistery" meaning in English

{
  "forms": [
    {
      "form": "misteries",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mistery (plural misteries)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "a trade",
          "word": "mystery"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "60 20 20",
          "kind": "other",
          "name": "Middle English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "89 6 6",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
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        },
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          "_dis": "90 5 5",
          "kind": "other",
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          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Archaic form of mystery (“a trade”)."
      ],
      "id": "en-mistery-en-noun-je8UGPA1",
      "links": [
        [
          "mystery",
          "mystery#English"
        ]
      ],
      "tags": [
        "alt-of",
        "archaic"
      ]
    }
  ],
  "word": "mistery"
}

{
  "categories": [
    "Middle English entries with incorrect language header",
    "Middle English lemmas",
    "Middle English nouns",
    "Middle English terms borrowed from Old French",
    "Middle English terms derived from Old French",
    "Pages with 2 entries",
    "Pages with entries"
  ],
  "forms": [
    {
      "form": "misteries",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mistery (plural misteries)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "a trade",
          "word": "mystery"
        }
      ],
      "categories": [
        "English archaic forms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "Pages with 2 entries",
        "Pages with entries"
      ],
      "glosses": [
        "Archaic form of mystery (“a trade”)."
      ],
      "links": [
        [
          "mystery",
          "mystery#English"
        ]
      ],
      "tags": [
        "alt-of",
        "archaic"
      ]
    }
  ],
  "word": "mistery"
}