Synonyms|914Antonyms|251|Broader|12Narrower|8Related|1.6k

300 entries under weak topic. ×

1
ineffectual(adjective, thin, delicate, shaky)
1
inefficient(adjective, thin, delicate, feeble)
1
inferior(feeble, tiny)
1
insignificant(adjective, small, feeble, trivial)
1
insufficient(adjective, thin, delicate, shaky)
1
jellylike(unstable, unsettled, unsteady, trembling)
1
jerry-built(unstable, unsettled, shaky, unsteady)
1
jittery(unstable, unsettled, unsteady, trembling)
1
lackadaisical(adjective, dull, easy, slow)
1
laid-back(adjective, dull, easy, slow)
1
laid-up(adjective, mean, sick, green)
1
lazy(adjective, dull, easy, slow)
1
leisurely(adjective, dull, easy, slow)
1
lethargic(adjective, dull, easy, slow)
1
little(adjective, small, insignificant, feeble)
1
loose(adjective, feeble, lifeless, sloppy)
1
lousy(mean, down, ill, sick)
1
meager(slight, thin, feeble, frail)
1
mean(thin, down, ill, feeble)
1
measly(feeble, frail, tiny)
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ChicagoSmart Define. 2015. "infirm thesaurus" https://smartdefine.org/infirm/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, infirm thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/infirm/thesaurus/synonyms>.
MLASmart Define. "infirm thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/infirm/thesaurus/synonyms>