noun, noun or participle which takes 'suru', intransitive verb
dispersal; breaking up; scattering
Describes a group of people or things spreading out and going away, often after being gathered. Can be used for crowds, enemies, or abstract things like worries.
デモ隊は警察の警告で退散した。
The demonstrators dispersed after a warning from the police.
雲が風で退散し、青空が広がった。
The clouds scattered with the wind, revealing a blue sky.
noun, noun or participle which takes 'suru', intransitive verb
running away; fleeing; beating a retreat
Often used in a slightly humorous or exaggerated way when someone leaves a place quickly, especially to avoid trouble or an awkward situation. Can also be used for literal fleeing from danger.
彼は借金取りが来ると聞いて、すぐに退散した。
He beat a hasty retreat as soon as he heard the debt collector was coming.
まずい空気になって、みんな退散した。
The atmosphere turned awkward and everyone fled.