1.   The rooms smelled musty and airless, and wallpaper was peeling in great patches.

2.   The wallpaper was peeling away close to the ceiling.

3.   A bedroom wall was moldy, its wallpaper peeling from water damage.

4.   The wallpaper was peeling, the carpet and furniture were stained, and the bedding was, shall we say, a bit long in the tooth.

5.   Wallpaper long ago peeled away.

6.   The wallpaper is peeling at the campaign headquarters.