50 entries under noun topic. ×

4
sap(verb, help, boost, weaken)
3
damage(fix, clean, repair)
3
exhaust
2
decay(verb, raise, extend, deteriorate)
2
decline(verb, advance, reduce, destroy)
2
decrease(verb, increase, reduce, destroy)
2
harm(help, fix, aid)
2
wane(rise, extend)
1
atrophy
1
reduction
0
abatement
0
absence
0
abuse
0
adjustment
0
adversity
0
blemish
0
casualty
0
chump
0
contraction
0
decrement
<123>
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APASmart Define. (2016). strengthen thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/strengthen/thesaurus/antonyms
ChicagoSmart Define. 2016. "strengthen thesaurus" https://smartdefine.org/strengthen/thesaurus/antonyms (accessed September 30, 2026).
HarvardSmart Define 2016, strengthen thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/strengthen/thesaurus/antonyms>.
MLASmart Define. "strengthen thesaurus" 3 March 2016. Web. 30 September 2026. <https://smartdefine.org/strengthen/thesaurus/antonyms>