11
deteriorate
7
take ill(verb, health, recovery, soundness)
2
fail
2
weaken
1
decline
0
drop
0
relapse
0
wilt
0
wither
0
worsen
0
break
0
come down
0
consumption
0
crash
0
crumble
0
dangle
0
decadence
0
decay
0
declension
0
declination
11 years ago|973 views|share |citing 
APASmart Define. (2015). convalesce thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/convalesce/thesaurus/antonyms
ChicagoSmart Define. 2015. "convalesce thesaurus" https://smartdefine.org/convalesce/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2015, convalesce thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/convalesce/thesaurus/antonyms>.
MLASmart Define. "convalesce thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/convalesce/thesaurus/antonyms>