She did it tough last year.

She has done it tough.

Does it tough to learn a new language?

She is doing it tough right now.

He has a tough-guy attitude that intimidates everyone.

His tough-guyness was evident in the way he handled the situation.

The lawyer specializes in handling tough cases.

Making tough calls is never easy.

He may look intimidating, but deep down he's a softie. Don't let his tough guy exterior fool you.

The project was tough going, but we managed to complete it on time.