"乙" meaning in Middle Korean

{
  "forms": [
    {
      "form": "-ol",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "okm",
        "2": "particle",
        "tr": "-ol"
      },
      "expansion": "乙 (-ol)",
      "name": "head"
    }
  ],
  "lang": "Middle Korean",
  "lang_code": "okm",
  "pos": "particle",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Korean links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Middle Korean entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Middle Korean particles",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Middle Korean terms with non-redundant manual transliterations",
          "parents": [
            "Terms with non-redundant manual transliterations",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "Betray his native country",
          "ref": "1395, 高士褧 (Go Sa-gyeong), 金祗 (Kim Ji), 大明律直解 (Daemyeongnyul Jikhae)",
          "roman": "PWON.KWUK-ul POY.PAN",
          "text": "本國乙背叛",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Idu script spelling of ᄋᆞᆯ (-ol, accusative case marker)"
      ],
      "id": "en-乙-okm-particle-AeF1WDnk",
      "links": [
        [
          "ᄋᆞᆯ",
          "ᄋᆞᆯ#Middle Korean"
        ]
      ]
    }
  ],
  "word": "乙"
}

{
  "forms": [
    {
      "form": "-ol",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "okm",
        "2": "particle",
        "tr": "-ol"
      },
      "expansion": "乙 (-ol)",
      "name": "head"
    }
  ],
  "lang": "Middle Korean",
  "lang_code": "okm",
  "pos": "particle",
  "senses": [
    {
      "categories": [
        "Korean links with redundant wikilinks",
        "Middle Korean Idu script forms",
        "Middle Korean entries with incorrect language header",
        "Middle Korean lemmas",
        "Middle Korean particles",
        "Middle Korean terms with non-redundant manual transliterations",
        "Old Korean terms with quotations"
      ],
      "examples": [
        {
          "english": "Betray his native country",
          "ref": "1395, 高士褧 (Go Sa-gyeong), 金祗 (Kim Ji), 大明律直解 (Daemyeongnyul Jikhae)",
          "roman": "PWON.KWUK-ul POY.PAN",
          "text": "本國乙背叛",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Idu script spelling of ᄋᆞᆯ (-ol, accusative case marker)"
      ],
      "links": [
        [
          "ᄋᆞᆯ",
          "ᄋᆞᆯ#Middle Korean"
        ]
      ]
    }
  ],
  "word": "乙"
}