To grow in loudness or intensity:
To hang loosely:
To swell, protrude, or curve outward:
To send out into space; cast:
To thrust or jut out; project
To hang or project over or beyond
To stick out; project
To project or jut; overhang
Expand is defined as to increase in size, unfold or spread out.
Find another word for ballooning. In this page you can discover 16 synonyms, antonyms, idiomatic expressions, and related words for ballooning, like: inflating, swelling, distending, bagging, bulging, projecting, protruding, pouching, overhanging, jutting and bellying.