caveman
cave man
cave dweller
troglodyte

You brought in a cave man - then decided he was a mistake.

The successful cave man most likely had a nice big club.

The cave man was hunting about the house for something.

Then it took us another two weeks to chip our cave man out of the ice.

He was the original cave man then, and no mistake.

That kind of stuff went out with the cave men.

The cave men have left historical paintings which are world wide.

Since the cave men did not use words they used a different form of communication.

It deals with the life of a cave man known simply as "He".

Working hard for money is an old formula born in the day of cave men.