air, soap

blow
children blowing bubbles

burst
They jumped about, bursting the bubbles.

form
Soap bubbles formed on the surface.

burst

furiously
The water in the saucepan was bubbling furiously.

away, up
The soup was bubbling away on the stove.

to the surface
Emotions quickly bubble to the surface.

over, up
He was bubbling over with excitement.

inside
She could feel the anger bubbling up inside her.

with
The business was still small but I was bubbling with ideas.