頻発（ひんぱつ、hinpatsu）
- frequent occurrence

The Japanese word 頻発 (ひんぱつ, hinpatsu) means "frequent occurrence," "outbreak," or "repeated occurrence." It describes something that happens often, repeatedly, or in a series. It suggests that an event or situation is not rare but instead takes place with a certain regularity or a high probability. The word emphasizes the frequency of the event.

⚫︎地震が頻発する。 Translation: Earthquakes occur frequently. ⚫︎最近、パソコンのトラブルが頻発している。 Translation: Computer troubles have been occurring frequently recently. ⚫︎その地域では犯罪が頻発している。 Translation: Crime is frequent in that area.

⚫︎You can use 頻発 to describe various events, such as natural disasters, technical issues, or undesirable situations. ⚫︎It is typically used in formal or semi-formal contexts. ⚫︎It's often used with nouns like "事故" (accidents), "問題" (problems), "エラー" (errors), "事件" (incidents), and "災害" (disasters). ⚫︎You can use 頻発する as a verb, or 頻発の to modify a noun.

⚫︎The word is typically written in kanji as 頻発, and the reading is ひんぱつ (hiragana). ⚫︎The verb form is 頻発する (ひんぱつする). ⚫︎There are no significant variations in the okurigana (the suffix hiragana).

⚫︎多発 (たはつ, tahatsu): frequent occurrence, many outbreaks ⚫︎度々 (たびたび, tabitabi): often, frequently, many times ⚫︎頻繁に (ひんぱんに, hinpan ni): frequently ⚫︎重ねて (かさねて, kasanete): repeatedly

⚫︎まれに (まれに, mare ni): rarely, seldom ⚫︎時々 (ときどき, tokidoki): sometimes ⚫︎たまに (たまに, tamani): occasionally ⚫︎珍しい (めずらしい, mezurashii): rare, unusual

この一週間で、風邪の症状が頻発しています。 ・Translation: Cold symptoms have been occurring frequently this week. ・Explanation: This sentence describes the frequent appearance of cold symptoms within the last week.

システムエラーが頻発し、業務に支障が出ています。 ・Translation: System errors are occurring frequently, causing disruptions to work. ・Explanation: This sentence explains how the system errors happen frequently and negatively impact work.

The word 頻発 is made up of two kanji: ⚫︎頻 (ひん, hin): meaning "frequent" or "often." ⚫︎発 (はつ, hatsu): meaning "to occur," "to happen," or "to start." Therefore, 頻発 literally means "frequent occurrence" or "to occur frequently."