- Definitions|2
- Thesaurus|339
- Abbreviations|0
22 entries under adjective topic. ×
| naught(noun, zero) | |
| nothing(noun, condition, extinction, lack) | |
| null(noun, unsubstantial) | |
| insignificance(noun, unsubstantial, unsubstantiality) | |
| vacant | |
| apparitional | |
| chimerical | |
| empty | |
| ethereal | |
| illusory | |
| immaterial | |
| impalpable | |
| inessential | |
| intangible | |
| phantasmal | |
| spectral | |
| tenuous | |
| unconcrete | |
| unreal | |
| unsubstantial |
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| APA | Smart Define. (2015). nonexistence thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/nonexistence/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "nonexistence thesaurus" https://smartdefine.org/nonexistence/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, nonexistence thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/nonexistence/thesaurus/synonyms>. |
| MLA | Smart Define. "nonexistence thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/nonexistence/thesaurus/synonyms> |