He developed cauliflower ear after years of wrestling.

She marked her place in the book with a dog-ear.

She handed me a dog-eared book.

The middle ear is responsible for transmitting sound vibrations from the outer ear to the inner ear.

His pleas for help fell on deaf ears.

Walls have ears.

I am all ears

The sound of fireworks burst upon my ear.

My grandmother can chew one's ear off about her childhood memories.