2
reject
2
renew
2
slip back(expression, fall, fail, weaken, degenerate)
2
slump(verb, deteriorate)
2
sour(upset, poison, alienate, disillusion)
2
subside(verb, drop, fall, fail, diminish)
2
turn(verb, break, decline, collapse, split)
2
warp(verb, stain, decay, disintegrate, decompose)
2
worsened
1
abase(verb, reduce, destroy, damage, lower)
1
abate(verb, drop, fall, fail, diminish)
1
accommodate
1
acuminate
1
adapt
1
add insult to injury(verb, expression, annoy, provoke, aggravate)
1
add to(expression, aggravate, magnify)
1
adjust
1
adulterate(verb, decline, fail, lower, weaken)
1
agent provocateur
1
aggravating
11 years ago|7.3k views|share |citing 
APASmart Define. (2015). worsen thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/worsen/thesaurus/synonyms
ChicagoSmart Define. 2015. "worsen thesaurus" https://smartdefine.org/worsen/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, worsen thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/worsen/thesaurus/synonyms>.
MLASmart Define. "worsen thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/worsen/thesaurus/synonyms>