90 entries under open topic. ×

2
elaborate(verb, increase, develop, extend)
2
expatiate(verb, increase, develop, extend)
2
fan out(expression, take, cover, increase)
2
fill out(verb, expression, increase, develop)
2
hike(verb, increase, develop, extend)
2
make larger(expression, take, cover, increase)
2
mushroom(set, cover, increase, develop)
2
open up(verb, expression, phrasal verb, extend)
2
outspread(verb, cover, increase, develop)
2
pad(verb, take, cover, advance, increase)
2
puff up(verb, expression, increase, develop)
2
slap on(expression, advance, increase, develop)
2
tack on(verb, expression, advance, increase)
2
unfurl(verb, take, set, cover, increase)
2
unroll(verb, take, set, cover, increase)
2
upsurge(increase, develop, extend, spread)
1
be profuse(expand, stretch, widen)
1
be prolix(expand, stretch, widen)
1
bolster(verb, increase, develop, extend)
1
bulk up(verb, expression, increase, develop)
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APASmart Define. (2015). broaden thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/broaden/thesaurus/synonyms
ChicagoSmart Define. 2015. "broaden thesaurus" https://smartdefine.org/broaden/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, broaden thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/broaden/thesaurus/synonyms>.
MLASmart Define. "broaden thesaurus" 15 July 2015. Web. 25 September 2026. <https://smartdefine.org/broaden/thesaurus/synonyms>