Tendinitis (noun)

An inflammation or irritation of a tendon, a fibrous cord of tissue that connects muscle to bone, typically causing pain and stiffness in the affected joint.

Origin:

From tendon + -itis.

Examples:

1. He was diagnosed with tendinitis in his shoulder.
2. The tendinitis made it difficult for him to move his arm.
3. Tendinitis can be caused by repetitive motions or overuse.
4. Rest and physical therapy can help treat tendinitis.
5. Tendinitis is a common injury among athletes.