"esy" meaning in Cornish

{
  "etymology_templates": [
    {
      "args": {
        "1": "kw",
        "2": "enm",
        "3": "esy"
      },
      "expansion": "Borrowed from Middle English esy",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Middle English esy.",
  "head_templates": [
    {
      "args": {
        "1": "kw",
        "2": "adjective",
        "3": "",
        "4": "//",
        "5": "",
        "6": "an//",
        "head": ""
      },
      "expansion": "esy",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "esy",
      "name": "kw-adj"
    }
  ],
  "lang": "Cornish",
  "lang_code": "kw",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Cornish entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "easy"
      ],
      "id": "en-esy-kw-adj-l8EO~gHV",
      "links": [
        [
          "easy",
          "easy"
        ]
      ],
      "synonyms": [
        {
          "word": "attes"
        },
        {
          "word": "es"
        }
      ]
    }
  ],
  "word": "esy"
}

{
  "categories": [
    "Middle English adjectives",
    "Middle English adverbs",
    "Middle English compound terms",
    "Middle English doublets",
    "Middle English entries with incorrect language header",
    "Middle English lemmas",
    "Middle English terms derived from Old French",
    "Pages with 4 entries",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "kw",
        "2": "enm",
        "3": "esy"
      },
      "expansion": "Borrowed from Middle English esy",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Middle English esy.",
  "head_templates": [
    {
      "args": {
        "1": "kw",
        "2": "adjective",
        "3": "",
        "4": "//",
        "5": "",
        "6": "an//",
        "head": ""
      },
      "expansion": "esy",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "esy",
      "name": "kw-adj"
    }
  ],
  "lang": "Cornish",
  "lang_code": "kw",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "Cornish adjectives",
        "Cornish entries with incorrect language header",
        "Cornish lemmas",
        "Cornish terms borrowed from Middle English",
        "Cornish terms derived from Middle English",
        "Pages with 4 entries",
        "Pages with entries"
      ],
      "glosses": [
        "easy"
      ],
      "links": [
        [
          "easy",
          "easy"
        ]
      ],
      "synonyms": [
        {
          "word": "attes"
        },
        {
          "word": "es"
        }
      ]
    }
  ],
  "word": "esy"
}