Protuberance (noun)

A projecting or swelling part of a surface or object; a bulge.

Origin:

Derived from the latin word 'protuberare', meaning 'to swell out'.

Examples:

1. The protuberance on the side of the mountain was a popular spot for rock climbers.
2. The protuberance on the tire indicated a potential problem with the wheel.
3. The protuberance in the fabric was caused by a tear that had been poorly repaired.
4. The protuberance on the tree trunk was a sign that the tree was suffering from a disease.
5. The protuberance on the ceiling was a structural weakness that needed to be addressed.