さっと
颯と
satto

Adverb

1. quickly (esp. actions)

Usually Written in Kana
かれ教室きょうしつをさっとした。
karewa kyōshitsuo satto nukedashita.
He slipped out of the classroom.
Adverb

2. suddenly (esp. wind, rain, etc.)

Usually Written in Kana
すばらしい景色けしきがさっとまえあらわれた。
subarashii keshikiga satto menomaeni arawareta.
A glorious sight burst on our view.
Other forms: