1. Godan verb with 'ku' ending, Intransitive verb

   1.

   to be surprised; to be taken aback; to be amazed; to be astonished

2. 2.

   to be frightened; to be startled; to be alarmed

Example sentences

• なんで驚くんだよ？

  Why should you be surprised?

• トムは絶対驚くよ。

  I'm sure Tom will be surprised.