65 entries under unfit topic. ×
| loose(adjective, weak, wrong, unhealthy, absurd) | |
| shaky(adjective, ill, sick, unhealthy, frail) | |
| worthless(adjective, useless, unsound, trifling) | |
| below par(expression, adjective, sick, broken) | |
| delicate(mean, weak, down, sick, green) | |
| disused(adjective, useless) | |
| dull(adjective, useless) | |
| good-for-nothing(adjective, useless) | |
| good for nothing(adjective, useless) | |
| impractical(adjective, useless) | |
| inappreciable(adjective, useless) | |
| inappropriate(adjective, useless) | |
| incapable of(adjective, useless) | |
| ineligible(adjective, useless) | |
| insufficient(adjective, useless) | |
| inutile(adjective, useless) | |
| kaput(adjective, useless) | |
| laid low(expression, adjective, sick, unhealthy) | |
| non-effective(adjective, useless) | |
| non-serviceable(adjective, useless) |
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| APA | Smart Define. (2016). invalid thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/invalid/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "invalid thesaurus" https://smartdefine.org/invalid/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, invalid thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/invalid/thesaurus/synonyms>. |
| MLA | Smart Define. "invalid thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/invalid/thesaurus/synonyms> |