316 entries under increase topic. ×

1
brace(verb, support, establish, extend)
1
breed(verb, advance, turn, raise)
1
brighten(verb, raise, severe, boost)
1
bulk(verb, develop, extend, swell)
1
bulk up(verb, expression, open, develop)
1
carry on(verb, expression, take, cover)
1
collect(verb, get, promote, enhance)
1
confirm(verb, support, establish, extend)
1
congregate(verb, get, promote, collect)
1
congress(verb, get, promote, collect)
1
continue(verb, take, cover, open)
1
corroborate(verb, support, establish, extend)
1
crane(verb, take, cover, open)
1
darken(verb, raise, severe, boost)
1
detail(verb, open, develop, extend)
1
drag out(verb, expression, take, cover)
1
draw(verb, take, cover, open)
1
draw out(verb, expression, take, cover)
1
elongate(verb, take, cover, open)
1
empower(verb, support, give, establish)
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APASmart Define. (2015). heighten thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/heighten/thesaurus/synonyms
ChicagoSmart Define. 2015. "heighten thesaurus" https://smartdefine.org/heighten/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, heighten thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/heighten/thesaurus/synonyms>.
MLASmart Define. "heighten thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/heighten/thesaurus/synonyms>