Waiting Room
noun
A room where you join other people to wait. This is a waiting room.
まちあいしつ
Remember how you learned 待合 already? Well throw the on'yomi for 室 on the end of that and you have your reading!
今、歯医者の待合室にいます。
I'm in the dentist's waiting room now.
病院の待合室にはたくさんの人がいました。
There were many people in the hospital waiting room.
待合室がないので、夜行バスを外で待つのが寒すぎた。待合室作ってくれ!
It was too cold waiting outside for the night bus because there was no waiting room. Please build a waiting room!