3
sickness
2
decline
2
deterioration
2
disease
2
illness
2
weakening
2
worsening(noun, weakening)
1
relapse(noun, destruction)
1
abrasive
1
ailment
1
corrosion
1
indisposition
1
virus
0
degeneration
0
aid(noun, order)
0
cancer
0
crash
0
decay
0
decrease
0
degeneracy
<123>
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APASmart Define. (2015). convalescence thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/convalescence/thesaurus/antonyms
ChicagoSmart Define. 2015. "convalescence thesaurus" https://smartdefine.org/convalescence/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2015, convalescence thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/convalescence/thesaurus/antonyms>.
MLASmart Define. "convalescence thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/convalescence/thesaurus/antonyms>