45 entries under theoretical topic. ×

1
conjectural(vague, abstract, academic, philosophical)
1
difficult(strange, abstract, abstruse, philosophical)
1
discarnate(abstract, abstruse, philosophical)
1
eternal(perfect, marvelous, divine, abstract, heavenly)
1
fundamental(adjective, essential, supernatural, abstract, spiritual)
1
high-flown(adjective, intellectual, supernatural, abstract, spiritual)
1
immaterial(intellectual, abstract, abstruse, philosophical)
1
impalpable(abstract, abstruse, philosophical)
1
incorporeal(fantastic, abstract, spiritual, abstruse)
1
insubstantial(abstract, abstruse, philosophical)
1
intangible(intellectual, abstract, abstruse, philosophical)
1
jesuitic(abstract, abstruse, philosophical)
1
nonmaterial(abstract, abstruse, philosophical)
1
nonphysical(abstract, abstruse, philosophical)
1
oversubtle(abstract, abstruse, philosophical)
1
philosophical(intellectual, abstract, abstruse, academic)
1
speculative(vague, abstract, academic, philosophical)
1
supermundane(obscure, dark, mysterious, abstract, heavenly)
1
unfleshly(abstract, abstruse, philosophical)
1
unphysical(abstract, abstruse, philosophical)
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APASmart Define. (2016). transcendental thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/transcendental/thesaurus/synonyms
ChicagoSmart Define. 2016. "transcendental thesaurus" https://smartdefine.org/transcendental/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, transcendental thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/transcendental/thesaurus/synonyms>.
MLASmart Define. "transcendental thesaurus" 30 March 2016. Web. 30 September 2026. <https://smartdefine.org/transcendental/thesaurus/synonyms>