5
rear(verb, form, make, raise, effect)
5
ripen(verb, advance, turn, raise, produce)
5
supplement(verb, take, cover, advance, increase)
5
uprear(verb, form, make, raise, create)
5
widen(verb, take, cover, advance, increase)
4
accelerate(verb, advance, increase, develop, raise)
4
arouse(verb, disturb, encourage, stimulate, excite)
4
better(verb, improve, adjust, enhance, augment)
4
color(verb, expand, inflate, falsify, exaggeration)
4
dilate(verb, take, cover, advance, increase)
4
distend(verb, advance, increase, open, develop)
4
double(verb, advance, increase, raise, rise)
4
heat up(verb, expression, decline, increase, raise)
4
heave(verb, elevation)
4
levitate(verb, advance, increase, raise, swell)
4
lift up(verb, expression, phrasal verb, raise, lift)
4
loft
4
set up(verb, expression, phrasal verb, form, support)
4
snowball(verb, get, advance, increase, develop)
4
spread(verb, take, cover, advance, increase)
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APASmart Define. (2015). heighten thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/heighten/thesaurus/synonyms
ChicagoSmart Define. 2015. "heighten thesaurus" https://smartdefine.org/heighten/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, heighten thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/heighten/thesaurus/synonyms>.
MLASmart Define. "heighten thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/heighten/thesaurus/synonyms>