52 entries under imperfect topic. ×

70
weak(adjective, state, mean, bad, strong)
50
feeble(adjective, mean, bad, strong, light)
34
delicate(adjective, state, mean, bad, strong)
27
infirm(adjective, mean, bad, strong, light)
16
debilitated(adjective, mean, bad, weak, thin)
16
rickety(adjective, mean, bad, weak, slight)
11
ailing(adjective, mean, bad, weak, thin)
10
unwell(adjective, mean, weak, ill, sick)
9
ill(adjective, mean, bad, weak, delicate)
9
unhealthy(adjective, mean, weak, sick, feeble)
5
invalid(adjective, mean, weak, sick, green)
5
poorly(adjective, adverb, mean, weak, down)
5
wobbly(adjective, mean, bad, weak, slight)
4
faulty(adjective, ill, unhealthy, incorrect, imperfection)
4
indisposed(adjective, mean, weak, ill, sick)
4
tottering(adjective, mean, weakness, feeble, green)
3
in poor health(expression, adjective, idiom, mean, weak)
3
bedridden(mean, weak, down, sick, feeble)
2
defective(adjective, mean, weak, thin, feeble)
2
diseased(mean, weak, down, sick, feeble)
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APASmart Define. (2015). frail thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/frail/thesaurus/synonyms
ChicagoSmart Define. 2015. "frail thesaurus" https://smartdefine.org/frail/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, frail thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/frail/thesaurus/synonyms>.
MLASmart Define. "frail thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/frail/thesaurus/synonyms>