抜ぬき足あしで

expression

stealthily; on tiptoe; without making a sound

Describes moving quietly and carefully, often to avoid being noticed. Commonly used with verbs like 歩く or 近づく.

• 彼かれは抜ぬき足あしで部屋へやに入はいった。

  He entered the room stealthily.

• 抜ぬき足あしで近ちかづいて、驚おどろかせようとした。

  I tried to sneak up on tiptoe and surprise them.