91 entries under cover topic. ×

5
heighten(verb, take, advance, increase)
5
proliferate(verb, set, advance, increase)
5
supplement(verb, take, advance, increase)
4
continue(verb, take, increase, open)
4
open(verb, take, set, increase)
4
spread out(verb, expression, phrasal verb, take)
3
bloat(verb, set, increase, open)
3
outstretch(verb, set, extend, spread)
3
prolong(verb, take, advance, increase)
3
protract(verb, take, advance, increase)
3
unfold(verb, take, set, increase)
2
beef up(verb, expression, take, increase)
2
diffuse(verb, set, increase, open)
2
fan out(expression, take, increase, open)
2
make larger(expression, take, increase, open)
2
mushroom(set, increase, open, develop)
2
outspread(verb, increase, open, develop)
2
pad(verb, take, advance, increase)
2
unfurl(verb, take, set, increase)
2
unroll(verb, take, set, increase)
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APASmart Define. (2015). broaden thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/broaden/thesaurus/synonyms
ChicagoSmart Define. 2015. "broaden thesaurus" https://smartdefine.org/broaden/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, broaden thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/broaden/thesaurus/synonyms>.
MLASmart Define. "broaden thesaurus" 15 July 2015. Web. 27 September 2026. <https://smartdefine.org/broaden/thesaurus/synonyms>