78 entries under verb topic. ×

7
harden
5
toughen
3
aggravate(upset, help, rise, aid)
3
strengthen(upset, reduce, destroy, halt)
2
congeal
2
exacerbate
2
fortify
2
intensify(upset, dull, rise, extend)
2
sharpen
2
stand
2
consolidate(hurt, decrease, weaken)
2
heighten(upset, rise, extend)
2
increase(noun, upset, rise, extend)
2
irritate(upset, rise, extend)
2
magnify(upset, reduce, rise, extend)
2
petrify(calm, hard, reassure)
2
set(move, take, change, neglect)
2
solidify(upset, rise, extend, dissolve)
2
stiffen
2
trouble(upset, rise, extend)
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APASmart Define. (2015). soften thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/soften/thesaurus/antonyms
ChicagoSmart Define. 2015. "soften thesaurus" https://smartdefine.org/soften/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2015, soften thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/soften/thesaurus/antonyms>.
MLASmart Define. "soften thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/soften/thesaurus/antonyms>