Synonyms|776Antonyms|178|Broader|11Narrower|60Related|442
7
worsen(verb, increase)
6
deteriorate
5
aggravate(verb, increase)
5
flaw
4
become rotten
4
exacerbate
3
decline
2
debase
2
blight
2
exasperate
2
injure(verb, increase)
1
abase
1
black
1
blemish
1
blighted
1
debauch
1
decrease(noun, verb, increase)
1
deface
1
degrade
1
deprave
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APASmart Define. (2016). ameliorate thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/ameliorate/thesaurus/antonyms
ChicagoSmart Define. 2016. "ameliorate thesaurus" https://smartdefine.org/ameliorate/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2016, ameliorate thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/ameliorate/thesaurus/antonyms>.
MLASmart Define. "ameliorate thesaurus" 11 February 2016. Web. 25 September 2026. <https://smartdefine.org/ameliorate/thesaurus/antonyms>