Synonyms|94Antonyms|1|Broader|0Narrower|0Related|32
5
ill(adjective, sick, unwell, ailing)
2
poorly(adjective, ill, sick, failing, unwell)
2
sickly(adjective, ill, sick, unwell, ailing)
2
under the weather(expression, adjective, ill, sick, unwell)
2
unwell(adjective, ill, sick, ailing)
1
ailing(adjective, ill, sick, unwell)
1
destructive
1
down with(expression, adjective, sick, failing, unwell)
1
infirm(adjective, sick, unwell)
1
laid up(expression, adjective, sick, unwell, confined)
1
on sick list(expression, adjective, sick, failing, unwell)
1
out of action(expression, adjective, sick, failing, unwell)
1
sick(adjective, ill, unwell, ailing)
1
unhealthy
0
accurate
0
afflicted
0
bad
0
badly
0
below par(expression, adjective, ill, sick, unwell)
0
calamitous
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APASmart Define. (2015). not well thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/not_well/thesaurus/synonyms
ChicagoSmart Define. 2015. "not well thesaurus" https://smartdefine.org/not_well/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, not well thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/not_well/thesaurus/synonyms>.
MLASmart Define. "not well thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/not_well/thesaurus/synonyms>