99 entries under flimsy topic. ×
| unsound(light, weak, slight, feeble, infirm) | |
| wanting(adjective, close, light, slight, poor) | |
| aerial(light, weak, slight, imaginary) | |
| chimerical(light, weak, slight, imaginary) | |
| disposable(adjective, frail, slim, insubstantial) | |
| ephemeral(light, weak, slight, imaginary) | |
| false(light, weak, slight, imaginary) | |
| far out(expression, unreasonable, dubious, unlikely) | |
| farfetched(unreasonable, dubious, unlikely, unbelievable) | |
| fibrous(tough, delicate, sinewy) | |
| fly-by-night(light, weak, slight, imaginary) | |
| illusory(light, weak, slight, imaginary) | |
| imaginary(light, weak, slight) | |
| immaterial(adjective, light, weak, slight, puny) | |
| metaphysical(light, weak, slight, imaginary) | |
| not likely(expression, unreasonable, dubious, unlikely) | |
| puzzling(unreasonable, dubious, unlikely, unbelievable) | |
| unreal(light, weak, slight, imaginary) | |
| unreasonable(dubious, unlikely, unbelievable, improbable) |
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| APA | Smart Define. (2016). thin thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/thin/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "thin thesaurus" https://smartdefine.org/thin/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, thin thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/thin/thesaurus/synonyms>. |
| MLA | Smart Define. "thin thesaurus" 22 January 2016. Web. 23 September 2026. <https://smartdefine.org/thin/thesaurus/synonyms> |