頻発する · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 頻発する | 頻発しない |
| Polite | 頻発します | 頻発しません |
| Past polite | 頻発しました | 頻発しませんでした |
| Past | 頻発した | 頻発しなかった |
| Te-form | 頻発して | 頻発しないで |
| Desire | 頻発したい | 頻発したくない |
| Potential | 頻発できる | 頻発できない |
| Passive | 頻発される | 頻発されない |
| Causative | 頻発させる | 頻発させない |
| Causative passive | 頻発させられる | 頻発させられない |
| Volitional | 頻発しよう | |
| Polite volitional | 頻発しましょう | |
| Imperative | 頻発しろ | 頻発するな |
| Conditional | 頻発すれば | 頻発しなければ |
| Tara conditional | 頻発したら | 頻発しなかったら |
noun, noun or participle which takes 'suru', intransitive verb
frequent occurrence; happening repeatedly
Used for events, incidents, or problems that occur many times in a short period. Often appears in news or formal contexts.
Earthquakes occur frequently in this region.
In response to the frequent occurrence of traffic accidents, countermeasures were strengthened.
Burglaries have been occurring frequently around here lately.
Traffic accidents keep happening frequently at this intersection.