158 entries under weak topic. ×

30
ailing(adjective, adverb, health, sad)
28
feeble(adjective, dull, strong, light)
25
infirm(adjective, dull, easy, disease)
24
ill(adjective, adverb, sad, thin)
23
sick(adjective, adverb, health, dull, light)
23
unwell(adjective, adverb, anxious, ill)
20
unhealthy(adjective, disease, thin, offensive)
18
debilitated(adjective, thin, delicate, uncertain)
18
frail(adjective, thin, delicate, uncertain)
18
indisposed(adjective, health, thin, ill)
18
poorly(adjective, adverb, thin, ill)
15
pallid(adjective, dull, light, soft)
14
pale(adjective, dull, light, soft)
14
under the weather(expression, adjective, idiom, adverb, health)
13
wan(adjective, dull, light, soft)
13
peaked(adjective, health, thin, delicate)
13
puny(adjective, thin, delicate, uncertain)
12
seedy(adjective, weakness, thin, ill)
11
delicate(adjective, thin, uncertain, ill)
11
enervated(adjective, dull, easy, thin)
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APASmart Define. (2015). sickly thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/sickly/thesaurus/synonyms
ChicagoSmart Define. 2015. "sickly thesaurus" https://smartdefine.org/sickly/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, sickly thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/sickly/thesaurus/synonyms>.
MLASmart Define. "sickly thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/sickly/thesaurus/synonyms>