"愚行" meaning in Japanese

{
  "forms": [
    {
      "form": "愚行",
      "ruby": [
        [
          "愚",
          "ぐ"
        ],
        [
          "行",
          "こう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "gukō",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "gukau",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "ぐかう",
      "roman": "gukau",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ぐこう",
        "hhira": "ぐかう"
      },
      "expansion": "愚(ぐ)行(こう) • (gukō) ^(←ぐかう (gukau)?)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [
            "Links with redundant alt parameters",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "There is no greater folly than standing against me.",
          "ref": "2012 July 13, “血の報い”, in 基本セット2013 [Core Set 2013], Wizards of the Coast",
          "roman": "Watashi ni tekitaisuru koto ijō no gukō mo aru mai.",
          "ruby": [
            [
              "血",
              "ち"
            ],
            [
              "報",
              "むく"
            ],
            [
              "私",
              "わたし"
            ],
            [
              "敵",
              "てき"
            ],
            [
              "対",
              "たい"
            ],
            [
              "以",
              "い"
            ],
            [
              "上",
              "じょう"
            ],
            [
              "愚",
              "ぐ"
            ],
            [
              "行",
              "こう"
            ]
          ],
          "text": "私に敵対すること以上の愚行もあるまい。"
        }
      ],
      "glosses": [
        "folly; foolishness"
      ],
      "id": "en-愚行-ja-noun-YJl9FPxx",
      "links": [
        [
          "folly",
          "folly"
        ],
        [
          "foolishness",
          "foolishness"
        ]
      ],
      "wikipedia": [
        "ja:愚行"
      ]
    }
  ],
  "sounds": [
    {
      "other": "ぐこー"
    },
    {
      "ipa": "[ɡɯ̟ᵝko̞ː]"
    },
    {
      "homophone": "愚考"
    }
  ],
  "word": "愚行"
}

{
  "forms": [
    {
      "form": "愚行",
      "ruby": [
        [
          "愚",
          "ぐ"
        ],
        [
          "行",
          "こう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "gukō",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "gukau",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "ぐかう",
      "roman": "gukau",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ぐこう",
        "hhira": "ぐかう"
      },
      "expansion": "愚(ぐ)行(こう) • (gukō) ^(←ぐかう (gukau)?)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms spelled with secondary school kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with homophones",
        "Japanese terms with redundant sortkeys",
        "Japanese terms with usage examples",
        "Japanese terms written with two Han script characters"
      ],
      "examples": [
        {
          "english": "There is no greater folly than standing against me.",
          "ref": "2012 July 13, “血の報い”, in 基本セット2013 [Core Set 2013], Wizards of the Coast",
          "roman": "Watashi ni tekitaisuru koto ijō no gukō mo aru mai.",
          "ruby": [
            [
              "血",
              "ち"
            ],
            [
              "報",
              "むく"
            ],
            [
              "私",
              "わたし"
            ],
            [
              "敵",
              "てき"
            ],
            [
              "対",
              "たい"
            ],
            [
              "以",
              "い"
            ],
            [
              "上",
              "じょう"
            ],
            [
              "愚",
              "ぐ"
            ],
            [
              "行",
              "こう"
            ]
          ],
          "text": "私に敵対すること以上の愚行もあるまい。"
        }
      ],
      "glosses": [
        "folly; foolishness"
      ],
      "links": [
        [
          "folly",
          "folly"
        ],
        [
          "foolishness",
          "foolishness"
        ]
      ],
      "wikipedia": [
        "ja:愚行"
      ]
    }
  ],
  "sounds": [
    {
      "other": "ぐこー"
    },
    {
      "ipa": "[ɡɯ̟ᵝko̞ː]"
    },
    {
      "homophone": "愚考"
    }
  ],
  "word": "愚行"
}