愚行|ぐこうgukou[0]heiban (flat)

1. nounfoolish act; folly
   愚行ぐこうなしに生いきている人ひとは、その人ひとが考かんがえているほど賢明けんめいではない。↗

   Who lives without folly is not so wise as he thinks.

• Synonym痴態ちたいWrittenWritten. Embarrassing, disgraceful behavior, tending toward drunken antics and similar loss of composure; 「愚行」 is the foolish act itself.
• RelatedとんまCasualColloquial. A fool or a slow, dim person; often used to insult. It refers to a person, not to an act like 「愚行」.
• Antonym賢行WrittenWritten. Wise, sensible conduct; the direct opposite of 「愚行」.

For a foolish act, say 「愚行」, as in 「愚行を繰り返す」. For embarrassing, disgraceful behavior such as drunken antics, use 「痴態」. To call someone a fool, use 「とんま」 or 「ばか」; the written antonym 「賢行」 means wise conduct.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 愚劣ぐれつな行為こうい。愚おろかな行おこない。