1) The claustrophobic room's windowlessness made it feel like a prison cell.

2) The basement's windowlessness made it a dark and dreary space.

3) The windowlessness of the building gave it a sense of abandonment.

4) The windowlessness in the bunker made it feel isolated from the outside world.

5) The windowlessness of the basement made it a great place for a secret hideout.

6) The windowlessness of the room made it difficult to tell if it was day or night.

7) The windowlessness in the prison cell added to the inmate's sense of confinement.

8) The windowlessness of the conference room made it stuffy and uncomfortable.

9) The windowlessness of the warehouse made it a perfect location for a clandestine meeting.

10) The windowlessness of the attic made it a mysterious and eerie space.