To puff is defined as to blow in short bouts of wind or air, or to fill with air.
to swell or cause to enlarge,
Swell is defined as to grow larger beyond the normal size.
Find another word for puff-up. In this page you can discover 4 synonyms, antonyms, idiomatic expressions, and related words for puff-up, like: puff, blow up, puff-out and swell.