He bosses up and takes charge of the situation.

She bossed up and took control of her own life.

He faces up to his fears and overcomes them.

I sucked it up and kept going.

She is facing up to her fears and taking on new challenges.

She is sucking it up and dealing with the situation.

He faced up to his fears and overcame them.

He mixes it up with different spices to create unique flavors.

I love mixing it up in the kitchen and trying new recipes.

I mixed it up with the wrong ingredients.