15
wax(verb, get, advance, increase, develop)
15
unfold(verb, move, take, change, set)
14
open(verb, move, take, change, set)
13
aggrandize(verb, activity, take, cover, advance)
13
burgeon(verb, advance, increase, develop, turn)
13
expatiate(verb, increase, open, develop, extend)
13
heighten(verb, take, cover, advance, increase)
12
add to(noun, verb, expression, phrasal verb, take)
12
bloat(verb, adjective, activity, set, cover)
12
flourish(verb, advance, show, increase, open)
12
prolong(verb, take, cover, advance, increase)
11
balloon(verb, adjective, increase, rise, issue)
11
boost(noun, verb, take, make, get)
11
build up(noun, verb, expression, phrasal verb, make)
11
maximize(noun, verb, increase, rise, swell)
11
spread out(verb, expression, phrasal verb, take, cover)
11
thicken(verb, set, advance, increase, develop)
10
fatten(verb, increase, open, develop, rise)
10
flesh out(verb, expression, phrasal verb, increase, raise)
10
mount(noun, verb, advance, increase, develop)
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APASmart Define. (2016). expand thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/expand/thesaurus/synonyms
ChicagoSmart Define. 2016. "expand thesaurus" https://smartdefine.org/expand/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, expand thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/expand/thesaurus/synonyms>.
MLASmart Define. "expand thesaurus" 14 March 2016. Web. 22 September 2026. <https://smartdefine.org/expand/thesaurus/synonyms>