a ball formed of liquid and containing air or gas, e.g. one that forms in boiling water

globule of air

a white mass of small air bubbles as formed in or on a liquid

bubbles formed from a liquid

a mass of small bubbles; foam

lather, bubbles

the soft mass of white froth from soap and water

bubbles

the back of the neck when used for grasping

superficial impurities, dirt

a grey layer of dirty substances that forms on the surface of water, e.g. in a bath, a pond etc; the worst kind of people

superficial impurities, dirt