"illish" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "ill",
        "3": "ish"
      },
      "expansion": "ill + -ish",
      "name": "suffix"
    }
  ],
  "etymology_text": "ill + -ish",
  "forms": [
    {
      "form": "more illish",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most illish",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "illish (comparative more illish, superlative most illish)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -ish",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1968, Lady Cynthia Asquith, Diaries 1915-1918",
          "text": "Woke up feeling illish and to my despair found it was pouring with black, cold rain. It all looked depressing and dingy."
        }
      ],
      "glosses": [
        "Somewhat ill."
      ],
      "id": "en-illish-en-adj-RN4h7Tmz",
      "links": [
        [
          "ill",
          "ill"
        ]
      ],
      "raw_glosses": [
        "(informal) Somewhat ill."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "word": "illish"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "ill",
        "3": "ish"
      },
      "expansion": "ill + -ish",
      "name": "suffix"
    }
  ],
  "etymology_text": "ill + -ish",
  "forms": [
    {
      "form": "more illish",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most illish",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "illish (comparative more illish, superlative most illish)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English informal terms",
        "English lemmas",
        "English terms suffixed with -ish"
      ],
      "examples": [
        {
          "ref": "1968, Lady Cynthia Asquith, Diaries 1915-1918",
          "text": "Woke up feeling illish and to my despair found it was pouring with black, cold rain. It all looked depressing and dingy."
        }
      ],
      "glosses": [
        "Somewhat ill."
      ],
      "links": [
        [
          "ill",
          "ill"
        ]
      ],
      "raw_glosses": [
        "(informal) Somewhat ill."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "word": "illish"
}