214 entries under swell topic. ×

8
strengthen(verb, support, get, help, advance)
7
deepen(verb, advance, increase, raise, rise)
7
improve(noun, verb, make, get, advance)
7
spread(verb, take, cover, advance, increase)
6
beef up(verb, expression, phrasal verb, support, take)
6
bloat(verb, increase, develop, rise, spread)
6
flourish(verb, advance, increase, turn, raise)
6
redouble(verb, advance, increase, raise, rise)
6
step up(verb, expression, phrasal verb, advance, increase)
6
thicken(verb, advance, increase, open, develop)
6
upsurge(noun, verb, act, advance, increase)
5
double(verb, advance, increase, raise, rise)
5
escalate(verb, get, advance, increase, develop)
5
exalt(verb, get, increase, develop, promote)
5
gain(verb, get, advance, secure, turn)
5
progress(verb, make, get, advance, increase)
5
sharpen(verb, advance, increase, develop, raise)
4
hike(noun, verb, act, get, increase)
4
pad(verb, take, cover, advance, increase)
4
puff up(verb, expression, increase, open, develop)
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APASmart Define. (2015). augment thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/augment/thesaurus/synonyms
ChicagoSmart Define. 2015. "augment thesaurus" https://smartdefine.org/augment/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, augment thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/augment/thesaurus/synonyms>.
MLASmart Define. "augment thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/augment/thesaurus/synonyms>