"šni" meaning in Lakota

{
  "head_templates": [
    {
      "args": {
        "1": "lkt",
        "2": "particle",
        "3": "ablaut"
      },
      "expansion": "šni (ablaut)",
      "name": "head"
    }
  ],
  "lang": "Lakota",
  "lang_code": "lkt",
  "pos": "particle",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lakota entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Lakota particles",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "It is not cloudy at all.",
          "text": "Átayaš maȟpíya šni.",
          "type": "example"
        },
        {
          "english": "I hope I don’t break my leg.",
          "text": "Hu-maka'weğe šni ni.",
          "type": "example"
        }
      ],
      "glosses": [
        "an ablaut that negates the verb with which it occurs. i.e. not, isn't, don't, etc."
      ],
      "id": "en-šni-lkt-particle-XNtm9KmG",
      "links": [
        [
          "ablaut",
          "ablaut"
        ],
        [
          "not",
          "not"
        ],
        [
          "isn't",
          "isn't"
        ],
        [
          "don't",
          "don't"
        ]
      ]
    }
  ],
  "word": "šni"
}

{
  "head_templates": [
    {
      "args": {
        "1": "lkt",
        "2": "particle",
        "3": "ablaut"
      },
      "expansion": "šni (ablaut)",
      "name": "head"
    }
  ],
  "lang": "Lakota",
  "lang_code": "lkt",
  "pos": "particle",
  "senses": [
    {
      "categories": [
        "Lakota entries with incorrect language header",
        "Lakota lemmas",
        "Lakota particles",
        "Lakota terms with usage examples",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "english": "It is not cloudy at all.",
          "text": "Átayaš maȟpíya šni.",
          "type": "example"
        },
        {
          "english": "I hope I don’t break my leg.",
          "text": "Hu-maka'weğe šni ni.",
          "type": "example"
        }
      ],
      "glosses": [
        "an ablaut that negates the verb with which it occurs. i.e. not, isn't, don't, etc."
      ],
      "links": [
        [
          "ablaut",
          "ablaut"
        ],
        [
          "not",
          "not"
        ],
        [
          "isn't",
          "isn't"
        ],
        [
          "don't",
          "don't"
        ]
      ]
    }
  ],
  "word": "šni"
}

{
  "called_from": "form_descriptions/1698",
  "msg": "unrecognized head form: ablaut",
  "path": [
    "šni"
  ],
  "section": "Lakota",
  "subsection": "particle",
  "title": "šni",
  "trace": ""
}