- Definitions|2
- Thesaurus|2.4k
- Abbreviations|0
66 entries under false topic. ×
| unsubstantial(adjective, dull, body, strong, light) | |
| fragile(adjective, strong, light, weak, slight) | |
| immaterial(adjective, body, light, weak, slight) | |
| intangible(adjective, light, weak, slight, fake) | |
| decrepit(adjective, strong, light, weak, slight) | |
| visionary(adjective, fake, strange, fantasy) | |
| impalpable(adjective, fake, abstract, fanciful) | |
| insecure(adjective, weak, delicate, unstable) | |
| unstable(adjective, weak, delicate, short) | |
| aerial(adjective, light, weak, slight, fake) | |
| artificial(adjective, fake, imaginary, fanciful) | |
| delusive(adjective, fake, strange, fantasy) | |
| imagined(fake, negative, imaginary, fanciful) | |
| nonexistent(adjective, fake, real, imaginary) | |
| unsteady(adjective, uncertain, unstable, ill) | |
| dreamlike(adjective, fake, negative, imaginary) | |
| nebulous(fake, imaginary, fanciful, illusory) | |
| dangerous(unstable, ill, shaky, insane) | |
| fake(imaginary, fanciful, illusory, dreamlike) | |
| fictitious(fake, imaginary, fanciful, illusory) |
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| APA | Smart Define. (2016). insubstantial thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/insubstantial/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "insubstantial thesaurus" https://smartdefine.org/insubstantial/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, insubstantial thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/insubstantial/thesaurus/synonyms>. |
| MLA | Smart Define. "insubstantial thesaurus" 30 March 2016. Web. 24 September 2026. <https://smartdefine.org/insubstantial/thesaurus/synonyms> |