"-ㅸ-" meaning in Middle Korean

{
  "forms": [
    {
      "form": "-W-",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "-ㅂ-",
      "roman": "-p-",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "okm",
        "2": "suffix",
        "tr": "-W-"
      },
      "expansion": "-ㅸ- (-W-)",
      "name": "head"
    }
  ],
  "lang": "Middle Korean",
  "lang_code": "okm",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Middle Korean entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Middle Korean links with redundant wikilinks",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Middle Korean terms with non-redundant manual transliterations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Middle Korean terms with redundant transliterations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "두리〮니〮 (twùlí-ní, “as one fears”) + ㅸ (-W-) → 두리〮ᄫᅳ니〮 (twùlí-W-ùní, “as [it] is scary”)",
          "type": "example"
        }
      ],
      "glosses": [
        "Post-vowel and ㄹ (l) allomorphic form of -ᄫᅳ- (-Wù-, suffix attaching to verbal stems to derive adjectives)."
      ],
      "id": "en--ㅸ--okm-suffix-SqmSxN8n",
      "links": [
        [
          "vowel",
          "vowel"
        ],
        [
          "ㄹ",
          "ㄹ#Middle_Korean"
        ],
        [
          "allomorphic",
          "allomorphic"
        ],
        [
          "-ᄫᅳ-",
          "-ᄫᅳ-#Middle_Korean"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/β/"
    }
  ],
  "word": "-ㅸ-"
}

{
  "forms": [
    {
      "form": "-W-",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "-ㅂ-",
      "roman": "-p-",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "okm",
        "2": "suffix",
        "tr": "-W-"
      },
      "expansion": "-ㅸ- (-W-)",
      "name": "head"
    }
  ],
  "lang": "Middle Korean",
  "lang_code": "okm",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Middle Korean entries with incorrect language header",
        "Middle Korean lemmas",
        "Middle Korean links with redundant wikilinks",
        "Middle Korean suffixes",
        "Middle Korean terms with non-redundant manual transliterations",
        "Middle Korean terms with redundant transliterations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "두리〮니〮 (twùlí-ní, “as one fears”) + ㅸ (-W-) → 두리〮ᄫᅳ니〮 (twùlí-W-ùní, “as [it] is scary”)",
          "type": "example"
        }
      ],
      "glosses": [
        "Post-vowel and ㄹ (l) allomorphic form of -ᄫᅳ- (-Wù-, suffix attaching to verbal stems to derive adjectives)."
      ],
      "links": [
        [
          "vowel",
          "vowel"
        ],
        [
          "ㄹ",
          "ㄹ#Middle_Korean"
        ],
        [
          "allomorphic",
          "allomorphic"
        ],
        [
          "-ᄫᅳ-",
          "-ᄫᅳ-#Middle_Korean"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/β/"
    }
  ],
  "word": "-ㅸ-"
}