He always hits the nail on the head with his comments.

The head of state is responsible for representing the country on the international stage.

I have a splitting headache.

She has her head in the sand and refuses to acknowledge the problems in her relationship.

I will head up the project.

I scratch my head when I'm confused.

Solving this math problem is a real head scratcher.

The crowned head of the country is highly respected.

The flower head of the sunflower is made up of many small individual flowers.