Lighten up.

What's up with that?

Up and up rose the balloon, until it was seen no more.

I woke up early to catch the sun-up.

He owned up to his fault.

He made up the deficit with a loan.

He is holding up her work.

Hurry up, or you won't catch up with him.

I'm fed up with always backing you up.

I totally fucked up that presentation.