- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
350 entries under adjective topic. ×
| unrealistic | |
| worthless(weak, feeble, useless, trivial) | |
| wraithlike(heavenly, ghostly, incorporeal, nonmaterial) | |
| abstract(fantastic, unreal, insubstantial, theoretical) | |
| brittle(weak, delicate, feeble, infirm) | |
| delusionary | |
| evanescent | |
| fancied(strange, fantasy, unreal) | |
| fantastical(strange, fantasy, unreal) | |
| fine | |
| inconsiderable(weak, soft, gentle, mild) | |
| inessential | |
| limp(weak, uncertain, feeble, stiff) | |
| negligible(unimportant, trivial, minor, senseless) | |
| petty(light, weak, slight, easy) | |
| phantom | |
| piddling(weak, feeble, tiny) | |
| rare(fine, thin, extraordinary, strange) | |
| shattery(weak, weakness, thin, delicate) | |
| small(light, weak, slight, easy) |
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| APA | Smart Define. (2016). unsubstantial thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unsubstantial/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "unsubstantial thesaurus" https://smartdefine.org/unsubstantial/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, unsubstantial thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unsubstantial/thesaurus/synonyms>. |
| MLA | Smart Define. "unsubstantial thesaurus" 30 March 2016. Web. 27 September 2026. <https://smartdefine.org/unsubstantial/thesaurus/synonyms> |