half-hour

i spent a half-hour browsing the bookstore.

the meeting lasted for a half-hour.

we waited for a half-hour in the waiting room.

the train was delayed by a half-hour.

i practiced the piano for a half-hour each day.

the movie started after a half-hour delay.

let's take a half-hour break.

the presentation will be a half-hour long.

i listened to a podcast for a half-hour.

the chef spent a half-hour preparing the sauce.