57 entries under balloon topic. ×

3
step up(verb, expression, phrasal verb, advance, increase)
2
deepen(verb, advance, increase, raise, rise)
2
double(verb, advance, increase, raise, rise)
2
further(verb, advance, increase, raise, rise)
2
pad(verb, advance, increase, develop, raise)
2
protract(verb, advance, increase, raise, rise)
2
redouble(verb, advance, increase, raise, rise)
2
reinforce(verb, get, advance, increase, promote)
2
sharpen(verb, advance, increase, raise, rise)
2
slap on(verb, expression, phrasal verb, advance, increase)
2
swarm(verb, advance, increase, raise, rise)
2
tack on(verb, expression, phrasal verb, advance, increase)
1
mark up(verb, expression, phrasal verb, advance, increase)
1
pullulate(verb, advance, increase, raise, rise)
1
teem(verb, advance, increase, raise, rise)
1
thicken(verb, advance, increase, raise, rise)
1
triple(verb, advance, increase, raise, rise)
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APASmart Define. (2015). snowball thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/snowball/thesaurus/synonyms
ChicagoSmart Define. 2015. "snowball thesaurus" https://smartdefine.org/snowball/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, snowball thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/snowball/thesaurus/synonyms>.
MLASmart Define. "snowball thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/snowball/thesaurus/synonyms>