3
maximize
3
reinforce(verb, strengthen, augment)
3
support
2
boom(noun, fix, praise, collapse)
2
deepen
2
develop(verb, ruin, destroy, raise, fail)
2
encourage(verb, hurt, raise, rise, extend)
2
gain(stop, decline, fail, lose)
2
heal(break, worsen)
2
heighten(verb, hurt, reduce, lower)
2
increase(noun, verb, stop, drop, raise)
2
lift(noun, verb, drop, promote, fall)
2
mend(break, hurt)
2
promote(verb, stop, hurt, block, prevent)
2
purify(verb, raise, rise, extend, fortify)
2
raise(verb, calm, halt, rise, extend)
2
rally(dull, decline)
2
recuperate
2
redouble(verb, reduce)
2
rise(noun, verb, raise, extend, contract)
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APASmart Define. (2016). weaken thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/weaken/thesaurus/antonyms
ChicagoSmart Define. 2016. "weaken thesaurus" https://smartdefine.org/weaken/thesaurus/antonyms (accessed September 27, 2026).
HarvardSmart Define 2016, weaken thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/weaken/thesaurus/antonyms>.
MLASmart Define. "weaken thesaurus" 26 February 2016. Web. 27 September 2026. <https://smartdefine.org/weaken/thesaurus/antonyms>