蝟い集しゅう

noun, noun or participle which takes 'suru', intransitive verb

swarm; throng; flock together

Describes a large number of people, animals, or things gathering in one place, often with a sense of disorder or density. Strongly literary and formal; in everyday speech, 群がる (むらがる) or 集まる (あつまる) are more common.

• 駅えき前まえに抗こう議ぎ者しゃが蝟い集しゅうした。

  Protesters swarmed in front of the station.

• 夏なつの夜よる、街がい灯とうに虫むしが蝟い集しゅうする。

  On summer nights, insects swarm around the streetlights.