539 entries under verb topic. ×

2
underline
2
unfold(take, cover, increase, open)
2
unfurl(take, cover, increase, open)
2
unroll(take, cover, increase, open)
2
uphold(raise, lift, uplift)
2
uprise(increase, rise, issue, swell)
1
abound(advance, turn, raise, produce)
1
accent(increase, raise, severe, boost)
1
accord(give, agree, fit, provide)
1
accumulate(increase, develop, rise, issue)
1
add fuel(expression, increase, encourage, raise)
1
add fuel to fire(expression, idiom, support, increase)
1
add insult to injury(expression, annoy, provoke, aggravate)
1
age(advance, turn, raise, produce)
1
anger(disturb, encourage, agitate, arouse)
1
animate(disturb, encourage, stimulate, excite)
1
anneal(support, increase, establish, extend)
1
annex(advance, increase, raise, rise)
1
ask for it(expression, idiom, disturb, encourage)
1
assemble(form, make, get, increase)
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APASmart Define. (2015). heighten thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/heighten/thesaurus/synonyms
ChicagoSmart Define. 2015. "heighten thesaurus" https://smartdefine.org/heighten/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, heighten thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/heighten/thesaurus/synonyms>.
MLASmart Define. "heighten thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/heighten/thesaurus/synonyms>