Trochanter
The medial ankle projection is on the tibia bone. But the medial ankle projection is actually called medial malleolus.
malleus,ear bone
ramus
condyle
A sharp projection from the surface of a bone is called a process. Bones can have different types of processes, such as a spinous process, which is a sharp, pointed projection; or a tuberosity, which is a large, rounded projection. Processes serve as attachment points for ligaments and tendons.
Bone depressions
projection. The bumps of bone around your knees and elbows are almost all called condyles.
Mastoid process
Condyle
The bone that makes the posterior point of the elbow is the ulna. The projection at the posterior point of the elbow is called the olecranon process.
A small projection or outgrowth on a bone is called a tubercle. Tubercles serve as attachment points for ligaments, tendons, and muscles, contributing to joint stability and movement. They can vary in size and shape depending on their location in the body.
If you have a projection on your skull, something that might relate is a swelling of the tissues of the skull due to a blow from a dull object. The projection on the Occipital Bone is called the Inion.