"niste" meaning in Middle English

{
  "head_templates": [
    {
      "args": {
        "1": "enm",
        "2": "contraction"
      },
      "expansion": "niste",
      "name": "head"
    }
  ],
  "lang": "Middle English",
  "lang_code": "enm",
  "pos": "contraction",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Middle English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 5 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1387–1400, Geoffrey Chaucer, “The Wyfe of Bathes Prologue”, in The Canterbury Tales, [Westminster: William Caxton, published 1478], →OCLC; republished in [William Thynne], editor, The Workes of Geffray Chaucer Newlye Printed, […], [London]: […] [Richard Grafton for] Iohn Reynes […], 1542, →OCLC:",
          "text": "So dronk he was he niste what he wrought.",
          "type": "quote"
        }
      ],
      "glosses": [
        "ne wiste; did not know"
      ],
      "id": "en-niste-enm-contraction-H5w06Trh",
      "links": [
        [
          "ne",
          "ne"
        ],
        [
          "wiste",
          "wiste"
        ],
        [
          "know",
          "know"
        ]
      ],
      "tags": [
        "contraction"
      ]
    }
  ],
  "word": "niste"
}

{
  "head_templates": [
    {
      "args": {
        "1": "enm",
        "2": "contraction"
      },
      "expansion": "niste",
      "name": "head"
    }
  ],
  "lang": "Middle English",
  "lang_code": "enm",
  "pos": "contraction",
  "senses": [
    {
      "categories": [
        "Middle English contractions",
        "Middle English entries with incorrect language header",
        "Middle English non-lemma forms",
        "Middle English terms with quotations",
        "Pages with 5 entries",
        "Pages with entries",
        "Requests for translations of Middle English quotations"
      ],
      "examples": [
        {
          "ref": "1387–1400, Geoffrey Chaucer, “The Wyfe of Bathes Prologue”, in The Canterbury Tales, [Westminster: William Caxton, published 1478], →OCLC; republished in [William Thynne], editor, The Workes of Geffray Chaucer Newlye Printed, […], [London]: […] [Richard Grafton for] Iohn Reynes […], 1542, →OCLC:",
          "text": "So dronk he was he niste what he wrought.",
          "type": "quote"
        }
      ],
      "glosses": [
        "ne wiste; did not know"
      ],
      "links": [
        [
          "ne",
          "ne"
        ],
        [
          "wiste",
          "wiste"
        ],
        [
          "know",
          "know"
        ]
      ],
      "tags": [
        "contraction"
      ]
    }
  ],
  "word": "niste"
}