Usually describes physical objects like structures or parts of buildings that might be in danger. Be cautious near that unsupported balcony.
Pro Tip 2/3
Risk of Failure
Emphasizes the potential risk or instability connected with the unsupported object. The bridge is unsupported in the middle and could fail.
Pro Tip 3/3
Spatial Use
Focuses on how unsupported is often used to describe things in space without visible support. The sculpture stands unsupported in the center of the room.