He threw the ball over-hand.

He prefers to throw the ball over-hand.

He threw the ball with an over-handed motion.

He threw the ball over-handed.

He over-handed the ball to his teammate.

I watched over my little sister while my parents were out.

He watches over his younger sister.

She is watching over her younger sister while their parents are away.

The sun hazes over the horizon.

The students were hazing over the new recruits during the initiation process.