65 entries under boost topic. ×

17
annex(noun, verb, fix, increase, accept)
16
augment(verb, increase, rise, improve)
14
increase(verb, support, increase, establish, gain)
12
supplement(noun, verb, increase, complete, follow)
12
multiply(verb, support, increase, consider, determine)
11
tack on(verb, expression, phrasal verb, fix, increase)
10
enlarge(verb, support, increase, establish, rise)
7
extend(verb, support, give, advance, increase)
7
raise(verb, increase, rise, swell)
6
amplify(verb, increase, improve, swell)
6
enhance(verb, support, increase, establish, rise)
6
expand(verb, increase, rise, swell)
6
magnify(verb, increase, rise, swell)
5
lengthen(verb, increase, rise, swell)
4
advance(verb, give, increase, extend)
4
aggrandize(verb, increase, rise, swell)
4
aggravate(verb, increase, swell, violence)
4
heighten(verb, support, increase, establish, extend)
4
redouble(verb, increase, rise, swell)
4
slap on(verb, expression, phrasal verb, fix, increase)
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APASmart Define. (2016). add thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/add/thesaurus/synonyms
ChicagoSmart Define. 2016. "add thesaurus" https://smartdefine.org/add/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, add thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/add/thesaurus/synonyms>.
MLASmart Define. "add thesaurus" 16 January 2016. Web. 21 September 2026. <https://smartdefine.org/add/thesaurus/synonyms>