He stiffens up whenever he sees a spider.

He stiffened up when he saw the snake.

He came home with a bloodied-up face.

The water is boiling up in the pot.

She boiled up a pot of water for tea.

After sitting for a long time, my muscles tend to stiffen up.

She is stiffening up her muscles before the race.

He bloodied up his opponent in the boxing match.

He came home with a bloodied up face.

He always botches up his assignments.