81 entries under swell topic. ×

11
increase(verb, action, advance, raise, boost)
10
redouble(verb, advance, increase, raise, rise)
9
repeat(verb, increase, copy, grow)
7
magnify(verb, advance, increase, raise, rise)
7
multiply(verb, advance, increase, raise, rise)
6
augment(verb, advance, increase, raise, rise)
6
enlarge(verb, advance, increase, raise, rise)
6
reproduce(verb, increase, copy, grow)
5
grow(verb, action, advance, increase, raise)
5
triple(verb, adjective, advance, increase, raise)
4
amplify(verb, advance, increase, raise, rise)
4
deepen(verb, advance, increase, raise, rise)
4
heighten(verb, advance, increase, raise, rise)
4
intensify(verb, advance, increase, raise, rise)
4
manifold(verb, increase, copy, grow)
4
supplement(verb, advance, increase, raise, rise)
3
aggravate(verb, advance, increase, raise, rise)
3
enhance(verb, advance, increase, raise, rise)
3
reinforce(verb, advance, increase, raise, rise)
3
rise(verb, advance, increase, raise, extend)
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APASmart Define. (2015). double thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/double/thesaurus/synonyms
ChicagoSmart Define. 2015. "double thesaurus" https://smartdefine.org/double/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, double thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/double/thesaurus/synonyms>.
MLASmart Define. "double thesaurus" 23 December 2015. Web. 24 September 2026. <https://smartdefine.org/double/thesaurus/synonyms>