She fights off her fears and pursues her dreams.

She is fighting off a cold.

She fought off the attacker and escaped.

She pairs off the students for the group project.

They paired off and went their separate ways.

They are pairing off for the dance competition.

The water boiled off quickly.

I am boiling off the excess water from the pasta.

The water boils off when it reaches 100 degrees Celsius.

He jocked off after a long day at work.