1.
frequent occurrence; happening repeatedly
Something undesirable happening frequently or in quick succession. Typically used for accidents, incidents, disasters, or problems.
事故が頻発している。
Accidents are occurring frequently.
この交差点では交通事故が頻発している。
Traffic accidents occur frequently at this intersection.
近年、異常気象による自然災害が頻発しており、対策が急がれている。
In recent years, natural disasters caused by abnormal weather have been occurring frequently, and countermeasures are urgently needed.
Almost exclusively used for negative events — accidents, crimes, disasters, problems. Would not normally be used for positive occurrences.
COMMON COLLOCATIONS:
- 事故が頻発する (accidents occur frequently)
- 犯罪が頻発する (crimes occur frequently)
- 災害が頻発する (disasters occur frequently)
- トラブルが頻発する (problems occur frequently)
SIMILAR WORDS:
- 多発 also means frequent occurrence but is slightly more neutral
- 頻繁 (frequent) is an adjective and applies to both positive and negative things