- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
90 entries under trivial topic. ×
| insubstantial(adjective, dull, body, strong, light) | |
| flimsy(adjective, strong, light, weak, great) | |
| unreal(adjective, gentle, fake, substance) | |
| fragile(adjective, strong, light, weak, slight) | |
| frail(adjective, strong, light, weak, slight) | |
| thin(adjective, dull, light, weak, great) | |
| feeble(adjective, dull, strong, light, weak) | |
| immaterial(adjective, form, body, light, weak) | |
| lightweight(adjective, light, slight, easy, thin) | |
| slight(adjective, light, weak, soft, easy) | |
| light(adjective, weak, soft, slight, thin) | |
| ethereal(adjective, light, slight, easy, thin) | |
| delicate(adjective, strong, light, weak, slight) | |
| infirm(adjective, strong, light, weak, slight) | |
| airy(adjective, light, weak, slight, easy) | |
| insignificant(adjective, weak, soft, gentle, mild) | |
| delusive(adjective, strange, fantasy, insufficient) | |
| paltry(adjective, weak, small, insignificant, unimportant) | |
| trifling(adjective, light, weak, soft, slight) | |
| unimportant(adjective, weak, soft, gentle, mild) |
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| APA | Smart Define. (2016). unsubstantial thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unsubstantial/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "unsubstantial thesaurus" https://smartdefine.org/unsubstantial/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2016, unsubstantial thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unsubstantial/thesaurus/synonyms>. |
| MLA | Smart Define. "unsubstantial thesaurus" 30 March 2016. Web. 29 September 2026. <https://smartdefine.org/unsubstantial/thesaurus/synonyms> |