I don't want to talk over someone's head, so I'll try to explain it in simpler terms.

He is pigeon-hearted and always avoids confrontations.

He's not right in the head.

She screamed her head off when she saw the spider.

He was often called a cittern-head because of his foolish behavior.

She is known for her good-hearted nature.

E-health is revolutionizing the healthcare industry.

Heaven on a stick is a popular dessert at the fair.

The frost heave caused damage to the road.

The head starts of the athletes were impressive.