189 entries under adjective topic. ×

3
bodiless(abstract, immaterial, abstruse, philosophical)
3
contingent
3
debatable
3
doubtful(uncertain, vague, hesitant, unsure)
3
experimental(risky, unsubstantiated, hypothetical, notional)
3
fantastic(excellent, obscure, extraordinary, superior)
3
general
3
idealistic(wild, unreasonable, useless, absurd)
3
imaginative
3
imagined(fake, false, fantastic, vague)
3
immaterial(fake, false, intellectual, abstract)
3
impalpable(fake, false, abstract, imaginary)
3
incorporeal(abstract, immaterial, abstruse, philosophical)
3
intangible(fake, false, intellectual, abstract)
3
learned(moral, logical, metaphysical, academic)
3
mental(intellectual, abstract, unreal, unattainable)
3
moot
3
pedantic(academic, hypothetical)
3
rational(adverb, moral, logical, metaphysical)
3
spiritual(abstract, immaterial, abstruse, philosophical)
11 years ago|15k views|share |citing 
APASmart Define. (2015). theoretical thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/theoretical/thesaurus/synonyms
ChicagoSmart Define. 2015. "theoretical thesaurus" https://smartdefine.org/theoretical/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, theoretical thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/theoretical/thesaurus/synonyms>.
MLASmart Define. "theoretical thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/theoretical/thesaurus/synonyms>