"sardonicism" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "sardonic",
        "3": "ism"
      },
      "expansion": "sardonic + -ism",
      "name": "suffix"
    }
  ],
  "etymology_text": "sardonic + -ism",
  "forms": [
    {
      "form": "sardonicisms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "2": "s"
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      "expansion": "sardonicism (usually uncountable, plural sardonicisms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -ism",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "His sardonicism was getting on my nerves."
        }
      ],
      "glosses": [
        "The quality of being sardonic"
      ],
      "id": "en-sardonicism-en-noun-yPMnvILz",
      "links": [
        [
          "sardonic",
          "sardonic"
        ]
      ],
      "related": [
        {
          "word": "sardonic"
        },
        {
          "word": "sardonically"
        }
      ],
      "tags": [
        "uncountable",
        "usually"
      ]
    }
  ],
  "word": "sardonicism"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "sardonic",
        "3": "ism"
      },
      "expansion": "sardonic + -ism",
      "name": "suffix"
    }
  ],
  "etymology_text": "sardonic + -ism",
  "forms": [
    {
      "form": "sardonicisms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "2": "s"
      },
      "expansion": "sardonicism (usually uncountable, plural sardonicisms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "sardonic"
    },
    {
      "word": "sardonically"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms suffixed with -ism",
        "English uncountable nouns"
      ],
      "examples": [
        {
          "text": "His sardonicism was getting on my nerves."
        }
      ],
      "glosses": [
        "The quality of being sardonic"
      ],
      "links": [
        [
          "sardonic",
          "sardonic"
        ]
      ],
      "tags": [
        "uncountable",
        "usually"
      ]
    }
  ],
  "word": "sardonicism"
}