billowing

Definitions

Filling with air and swelling outward.

Moving or flowing outward in a large, undulating mass, typically referring to smoke, clouds, or fabric.

Examples

The billowing smoke from the factory chimney could be seen for miles.

She adjusted her scarf as it started billowing in the strong coastal wind.

Synonyms

surging swelling ballooning heaving undulating expanding puffing

Antonyms

shrinking contracting deflating diminishing receding flattening compressing