The Final Fours are the most exciting games in college basketball.

The four-accelerations of the particles were measured in the experiment.

Four-vectors are used in physics to describe the properties of particles.

The four-momenta of the particles were measured accurately.

The four F's - feeding, fighting, fleeing, and mating - are the basic biological instincts of animals.

The last four teams in the tournament will compete in the semifinal.

He is the number four in the cricket team.

There are four number fours in the deck of cards.

She is known for being four-eyed.

I love the driving beat of a song with four on the floor.