240 entries under swell topic. ×

5
ascend(verb, support, advance, raise, establish)
5
balloon(verb, raise, rise, boost, issue)
5
become larger(verb, expression, idiom, advance, turn)
5
beef up(verb, expression, phrasal verb, support, take)
5
bloat(verb, set, cover, open, develop)
5
compound(verb, develop, extend, boost)
5
concentrate(verb, charge, gain, severe, boost)
5
fill out(verb, expression, phrasal verb, advance, open)
5
lift(noun, verb, advance, develop, promote)
5
luxuriate(verb, advance, turn, raise, produce)
5
puff(noun, verb, develop, praise, rise)
5
pullulate(verb, advance, turn, raise, produce)
5
upturn(noun, act, advance, rise, progress)
4
assemble(verb, get, charge, promote, gain)
4
fill(verb, charge, pack, expand)
4
germinate(verb, advance, turn, raise, produce)
4
mark up(verb, expression, phrasal verb, boost)
4
open(verb, take, change, set, cover)
4
puff up(verb, expression, open, develop, rise)
4
reproduce(verb, reproduction, raise, produce)
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APASmart Define. (2016). increase thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/increase/thesaurus/synonyms
ChicagoSmart Define. 2016. "increase thesaurus" https://smartdefine.org/increase/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, increase thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/increase/thesaurus/synonyms>.
MLASmart Define. "increase thesaurus" 26 February 2016. Web. 26 September 2026. <https://smartdefine.org/increase/thesaurus/synonyms>