Translation

困惑させる / 当惑させる / ぼんやりさせる

Meaning

Bemuse means to puzzle, confuse, or make someone slightly lost in thought. It does not mean make someone laugh; that is amuse. The adjective bemused usually means puzzled or mildly confused, not entertained.

Examples

• その説明は学生たちをかえって困惑させました。
  The explanation bemused the students rather than helping them.
• 彼女は少し当惑した表情でメモを見ました。
  She looked at the note with a bemused expression.