also: おうぎょう
横行する · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 横行する | 横行しない |
| Polite | 横行します | 横行しません |
| Past polite | 横行しました | 横行しませんでした |
| Past | 横行した | 横行しなかった |
| Te-form | 横行して | 横行しないで |
| Desire | 横行したい | 横行したくない |
| Potential | 横行できる | 横行できない |
| Passive | 横行される | 横行されない |
| Causative | 横行させる | 横行させない |
| Causative passive | 横行させられる | 横行させられない |
| Volitional | 横行しよう | |
| Polite volitional | 横行しましょう | |
| Imperative | 横行しろ | 横行するな |
| Conditional | 横行すれば | 横行しなければ |
| Tara conditional | 横行したら | 横行しなかったら |
noun, noun or participle which takes 'suru', intransitive verb
be rampant; be widespread; be prevalent
Used mainly for undesirable things spreading or occurring unchecked, such as crime, corruption, false information, or bad practices. Often appears as 横行する or 横行している.
False information is rampant online.
The prevalence of illegal parking has become a problem in this area.
noun, noun or participle which takes 'suru', intransitive verb
walk sideways; move unsteadily; stride about
Literal or older use based on 横に行く, describing sideways movement, an unsteady gait, or striding. Much less common than the figurative 'rampant' sense in modern Japanese.
Crabs are known as animals that walk sideways.
Fraud has been rampant lately.
Illegal trading is rampant in this area.
The old expression 横行闊歩 describes someone striding about arrogantly.
rampant; running wild; roaming at will
swaggering; strutting around arrogantly