予約

In a sentence

• 私は映画のチケットを予約しました。

  I reserved movie tickets.

  Here, '予約' is used as a verb ('予約する'), meaning 'to reserve' something like tickets or appointments.

• レストランの予約はこちらで承ります。

  We handle restaurant reservations here.

  Here, '予約' is used as a noun, referring to the act of reserving a spot at a restaurant.

• このホテルは予約が必要ですか？

  Does this hotel require reservations?

  In this context, '予約' as a noun is again used to discuss whether prior reservations are required.