77 entries under theoretical topic. ×
| high-flown(adjective, intellectual, supernatural, abstract, unreal) | |
| immaterial(negative, intellectual, abstract, insubstantial) | |
| intellectual(adjective, obscure, extraordinary, fantastic, whole) | |
| stochastic(adjective, imaginary, supposed, assumed) | |
| unearthly(adjective, vague, intellectual, supernatural, abstract) | |
| unsubstantial(negative, fantastic, abstract, unreal, insubstantial) | |
| bodiless(abstract, philosophical) | |
| deep(intellectual, abstract, philosophical, nonconcrete) | |
| difficult(abstract, philosophical) | |
| discarnate(abstract, philosophical) | |
| esoteric(abstract, philosophical) | |
| fundamental(abstract, philosophical) | |
| impalpable(abstract, insubstantial, imperceptible, philosophical) | |
| incorporeal(abstract, insubstantial, imperceptible, philosophical) | |
| invented(fantastic, pretend, fantasy, unreal) | |
| jesuitic(abstract, philosophical) | |
| metaphysical(abstract, academic, philosophical, theoretic) | |
| mystical(abstract, philosophical) | |
| nonmaterial(abstract, philosophical) | |
| nonphysical(abstract, philosophical) |
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| APA | Smart Define. (2015). hypothetical thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/hypothetical/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "hypothetical thesaurus" https://smartdefine.org/hypothetical/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, hypothetical thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/hypothetical/thesaurus/synonyms>. |
| MLA | Smart Define. "hypothetical thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/hypothetical/thesaurus/synonyms> |