| widen(verb, increase, raise, boost, swell) | |
| wing | |
| accumulate(verb, increase, rise, issue, swell) | |
| aerate(verb, increase, raise, boost, swell) | |
| aggrandize(verb, increase, raise, boost, swell) | |
| airplane | |
| augment(verb, increase, rise, boost, issue) | |
| balloons | |
| bead(noun, sphere, foam, orb) | |
| belly out(verb, expression, phrasal verb) | |
| bilge(swell, expand, large, bulky, sag) | |
| blob(noun, verb, adjective, swell, bulky) | |
| bug | |
| climb | |
| develop(increase, swell, grow, mount, soar) | |
| fill out(verb, expression, increase, rise, issue) | |
| fly | |
| foam(noun, verb, bubble) | |
| froth(noun, verb, bubble, foam) | |
| globoid(sphere, orb, globe) |
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| APA | Smart Define. (2015). balloon thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/balloon/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "balloon thesaurus" https://smartdefine.org/balloon/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, balloon thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/balloon/thesaurus/synonyms>. |
| MLA | Smart Define. "balloon thesaurus" 14 November 2015. Web. 22 September 2026. <https://smartdefine.org/balloon/thesaurus/synonyms> |