- Definitions|2
- Thesaurus|2.4k
- Abbreviations|0
96 entries under poor topic. ×
| unsubstantial(adjective, dull, body, strong, light) | |
| flimsy(adjective, strong, light, weak, slight) | |
| feeble(adjective, dull, strong, light, weak) | |
| slight(adjective, mean, light, weak, easy) | |
| thin(adjective, dull, mean, light, weak) | |
| weak(adjective, dull, strong, light, soft) | |
| small(adjective, light, weak, slight, easy) | |
| superficial(adjective, weak, slight, flat) | |
| inadequate(adjective, dull, light, weak, soft) | |
| meager(adjective, mean, light, weak, slight) | |
| unconvincing(adjective, weak, flat, thin) | |
| faint(adjective, dull, light, weak, soft) | |
| inconsiderable(adjective, weak, slight, low) | |
| ineffective(adjective, dull, light, soft) | |
| ineffectual(adjective, dull, light, weak, soft) | |
| lame(adjective, weak, flat, thin) | |
| pale(adjective, dull, light, soft) | |
| scant(adjective, mean, slight, flat) | |
| spectral(adjective, dull, light, soft) | |
| insufficient(adjective, weak, slight, flat) |
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| APA | Smart Define. (2016). insubstantial thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/insubstantial/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "insubstantial thesaurus" https://smartdefine.org/insubstantial/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, insubstantial thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/insubstantial/thesaurus/synonyms>. |
| MLA | Smart Define. "insubstantial thesaurus" 30 March 2016. Web. 25 September 2026. <https://smartdefine.org/insubstantial/thesaurus/synonyms> |