1
taper
1
undercut(verb, weaken)
1
undo
1
unsettle
1
waste(grow, build)
1
water down(verb, expression, dilute, thicken)
1
weary(excite, comfort)
1
wilt(verb, extend)
1
wither(develop, rise)
0
X-out(keep, start, continue)
0
abatement
0
abbreviate
0
abrogate
0
absence
0
absorb
0
abuse
0
adjustment
0
adulterate(separate, clean, purify)
0
adversity
0
aggrieve
10 years ago|3k views|share |citing 
APASmart Define. (2016). strengthen thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/strengthen/thesaurus/antonyms
ChicagoSmart Define. 2016. "strengthen thesaurus" https://smartdefine.org/strengthen/thesaurus/antonyms (accessed September 29, 2026).
HarvardSmart Define 2016, strengthen thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/strengthen/thesaurus/antonyms>.
MLASmart Define. "strengthen thesaurus" 3 March 2016. Web. 29 September 2026. <https://smartdefine.org/strengthen/thesaurus/antonyms>