退廃する · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 退廃する | 退廃しない |
| Polite | 退廃します | 退廃しません |
| Past polite | 退廃しました | 退廃しませんでした |
| Past | 退廃した | 退廃しなかった |
| Te-form | 退廃して | 退廃しないで |
| Desire | 退廃したい | 退廃したくない |
| Potential | 退廃できる | 退廃できない |
| Passive | 退廃される | 退廃されない |
| Causative | 退廃させる | 退廃させない |
| Causative passive | 退廃させられる | 退廃させられない |
| Volitional | 退廃しよう | |
| Polite volitional | 退廃しましょう | |
| Imperative | 退廃しろ | 退廃するな |
| Conditional | 退廃すれば | 退廃しなければ |
| Tara conditional | 退廃したら | 退廃しなかったら |
noun, noun or participle which takes 'suru', intransitive verb
decay; decline; decadence; corruption
Refers to moral, social, or cultural decay; often used in serious or literary contexts to describe a society or institution losing its standards.
その国は長い戦争の後、道徳的に退廃した。
After the long war, the country morally decayed.
A decadent culture will eventually perish.
noun, noun or participle which takes 'suru', intransitive verb
decline in prosperity; economic decline
Specifically refers to a downturn in material or economic well-being, distinct from moral decay.
The decline of industry dealt a blow to the local economy.
Society's morals are decaying.
The prolonged recession made the economic decline more severe.
After the war, the city fell into decadence for a while.
A decadent culture spread among young people.
decline of public morals; moral decay