催もよおし

も

よ

お

し

Common wordJLPTN2Freq.FrequencyTop 20,000

Meanings

A planned occasion such as a party, ceremony, exhibition, or meeting. Often used in formal announcements and schedules.

〈事こと〉を催もよおすto hold/organize an event
市しは毎まい年ねん秋あきに音おん楽がく祭さいを催もよおす。
The city holds a music festival every autumn.
催もよおしを開ひらくto hold an event
地ち域いきセンターで住じゅう民みんのための催もよおしを開ひらいた。
They held an event for the residents at the community center.
催もよおしに参さん加かするto take part in an event
子こ供どもたちは公こう園えんの催もよおしに参さん加かした。
The children took part in the event at the park.
催もよおしが行おこなわれるan event is held/takes place
来らい週しゅう、駅えき前まえで特とく別べつな催もよおしが行おこなわれる。
A special event will take place in front of the station next week.

イベントN3
イベント is a casual loanword for any event, while 催し is the more formal, native word often used in official announcements.
行ぎょう事じN3
行事 usually refers to a regular or traditional scheduled occasion, while 催し can describe any organized one-time gathering.
催さい事じ
催事 is a business term for a promotional event (e.g. in a department store), while 催し is the general everyday word for any event.
集しゅう会かいN2
集会 stresses people gathering for a meeting or assembly, while 催し focuses on the planned occasion itself, which may or may not involve a meeting.

Derived from the verb 催す (もよおす, 'to hold an event' or 'to feel an urge'). The nominalized form 催し came to mean an organized event or gathering.