Frothy substance, often in liquids.

Foam or bubbles formed on a surface.

Light, frothy mixture of ingredients (e.g., desserts).

Effervescent layer atop beverages like beer.

Decorative foam-like embellishment in culinary presentations.

Excessive excitement or superficial activity; fussiness.

To create a frothy liquid by agitation.

To bubble or foam on the surface.

To generate bubbles through boiling or fermentation.

To emit a spume of froth when disturbed.