| afflict | |
| amiss(adjective, wrong, false, incorrect, broken) | |
| baneful(adjective, bad) | |
| bedridden(adjective, mean, weak, sick, feeble) | |
| bizarre(adjective, absurd) | |
| consumptive(noun, person) | |
| counterfeit(adjective, fake, sham, phony, bogus) | |
| dead(adjective, meaningless, obsolete, unsubstantiated, unsupported) | |
| disabled person(expression, idiom) | |
| disenable | |
| displeasing(adjective, bad) | |
| down(adjective, mean, weak, sick, green) | |
| eccentric(adjective, absurd) | |
| effete(enervated, senescent, irresilient) | |
| enervate | |
| enervated(unhealthy, unfit, flabby, senescent, irresilient) | |
| fallible | |
| farcical(adjective, absurd) | |
| fictitious(adjective, wrong, fake, false, counterfeit) | |
| fruitless(adjective, meaningless, unsubstantiated, unsupported, annulled) |
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| APA | Smart Define. (2016). invalid thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/invalid/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "invalid thesaurus" https://smartdefine.org/invalid/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, invalid thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/invalid/thesaurus/synonyms>. |
| MLA | Smart Define. "invalid thesaurus" 29 March 2016. Web. 20 September 2026. <https://smartdefine.org/invalid/thesaurus/synonyms> |