3
gain(noun, verb, increase, raise, rise)
3
go up(verb, expression, phrasal verb, advance, increase)
3
grow(verb, advance, increase, open, develop)
3
gush(noun, movement, sign, rush, swell)
3
heighten(verb, advance, increase, open, develop)
3
improvement(noun, advance, increase, rise, progress)
3
multiplication(noun, act, advance, increase, raise)
3
outburst(noun, surge, outbreak, outpouring)
3
proliferate(verb, increase, spread, mount, soar)
3
recovery(noun, increase, surge)
2
accession(noun, advance, increase, raise, gain)
2
accumulation(noun, raise, gain, rise, development)
2
aggrandize(verb, increase, open, develop, extend)
2
appreciation
2
ascent(noun, advance, increase, progress, growth)
2
batch
2
beef up(verb, expression, phrasal verb, increase, open)
2
blow up(expression, increase, open, develop, extend)
2
broaden(increase, open, develop, extend, spread)
2
bulk up(verb, expression, phrasal verb, increase, open)
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APASmart Define. (2015). upsurge thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/upsurge/thesaurus/synonyms
ChicagoSmart Define. 2015. "upsurge thesaurus" https://smartdefine.org/upsurge/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, upsurge thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/upsurge/thesaurus/synonyms>.
MLASmart Define. "upsurge thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/upsurge/thesaurus/synonyms>