- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
29 entries under adjective topic. ×
| strong | |
| substantial(important, ample) | |
| corporeal | |
| real | |
| important(dull, weak, substantial, valuable) | |
| material(important, relevant) | |
| momentous(ordinary, insignificant) | |
| palpable | |
| sturdy | |
| undeniable | |
| weighty(light, heavy, important, serious) | |
| capable of being touched(feature, state, sense) | |
| concrete | |
| durable | |
| heavy | |
| massive | |
| solid | |
| top tier | |
| well-founded | |
| actual |
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| APA | Smart Define. (2016). unsubstantial thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unsubstantial/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "unsubstantial thesaurus" https://smartdefine.org/unsubstantial/thesaurus/antonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, unsubstantial thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unsubstantial/thesaurus/antonyms>. |
| MLA | Smart Define. "unsubstantial thesaurus" 30 March 2016. Web. 27 September 2026. <https://smartdefine.org/unsubstantial/thesaurus/antonyms> |