Barracks
noun
A soldier cottage is a place where the soldiers stay. This is the barracks.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
その兵舎には異臭が漂っており、息をするのもやっとだった。
The barracks were filled with such an offensive stench that I could barely breathe.