"mercy" meaning in Middle English

{
  "etymology_templates": [
    {
      "args": {
        "1": "enm",
        "2": "fro",
        "3": "mercier"
      },
      "expansion": "Old French mercier",
      "name": "bor"
    }
  ],
  "etymology_text": "From Old French mercier.",
  "head_templates": [
    {
      "args": {
        "1": "enm",
        "2": "verb"
      },
      "expansion": "mercy",
      "name": "head"
    }
  ],
  "lang": "Middle English",
  "lang_code": "enm",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "word": "mercien"
        }
      ],
      "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 3 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "c. 1385, William Langland, Piers Plowman, section III:",
          "text": "Mildeliche Mede þanne · mercyed hem alle / Of þeire gret goodnesse.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of mercien"
      ],
      "id": "en-mercy-enm-verb-qAMFlpju",
      "links": [
        [
          "mercien",
          "mercien#Middle_English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "mercy"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "enm",
        "2": "fro",
        "3": "mercier"
      },
      "expansion": "Old French mercier",
      "name": "bor"
    }
  ],
  "etymology_text": "From Old French mercier.",
  "head_templates": [
    {
      "args": {
        "1": "enm",
        "2": "verb"
      },
      "expansion": "mercy",
      "name": "head"
    }
  ],
  "lang": "Middle English",
  "lang_code": "enm",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "word": "mercien"
        }
      ],
      "categories": [
        "Middle English entries with incorrect language header",
        "Middle English lemmas",
        "Middle English terms borrowed from Old French",
        "Middle English terms derived from Old French",
        "Middle English terms with quotations",
        "Middle English verbs",
        "Pages with 3 entries",
        "Pages with entries",
        "Quotation templates to be cleaned",
        "Requests for translations of Middle English quotations"
      ],
      "examples": [
        {
          "ref": "c. 1385, William Langland, Piers Plowman, section III:",
          "text": "Mildeliche Mede þanne · mercyed hem alle / Of þeire gret goodnesse.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of mercien"
      ],
      "links": [
        [
          "mercien",
          "mercien#Middle_English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "mercy"
}