静しずかに

adverb

calmly; quietly; gently; peacefully

Adverbial form of 静か, used to describe doing something in a calm, quiet, or gentle manner.

• 彼かれは静しずかにドアを閉しめた。

  He quietly closed the door.

• 赤あかちゃんが静しずかに眠ねむっている。

  The baby is sleeping peacefully.

expression

be quiet!

Used as an imperative expression to tell someone to be quiet or calm down.

• 静しずかに！今いま、大だい事じな話はなしをしているんだ。

  Be quiet! I'm talking about something important right now.