50 entries under imaginary topic. ×

18
academic(adjective, philosophy, uncertain, doubtful, vague)
16
conjectural(adjective, vague, abstract, supposition)
15
ideal(adjective, fake, extraordinary, superior, false)
12
notional(adjective, fake, false, fantastic, intellectual)
10
pure(adjective, academic, hypothetical, notional)
7
unreal(adjective, fake, wild, unreasonable, fantastic)
5
unproved(adjective, risky, unsubstantiated, academic)
4
fanciful(adjective, fake, false, fantastic, intellectual)
3
doubtful(adjective, uncertain, vague, hesitant, unsure)
3
immaterial(adjective, fake, false, intellectual, abstract)
3
impalpable(adjective, fake, false, abstract)
3
intangible(adjective, fake, false, intellectual, abstract)
3
unsubstantial(adjective, fantastic, abstract, unreal)
3
visionary(adjective, fake, false, wild, unreasonable)
2
chimerical(adjective, fake, false, wild, unreasonable)
2
fictitious(adjective, fake, false, fantastic, intellectual)
2
mythical(fake, false, fanciful, illusory)
1
artificial(fake, false, fanciful, illusory)
1
delusive(fake, false, fantastic, unreal)
1
dreamlike(adjective, fake, false, fantastic, intellectual)
<123>
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APASmart Define. (2015). theoretical thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/theoretical/thesaurus/synonyms
ChicagoSmart Define. 2015. "theoretical thesaurus" https://smartdefine.org/theoretical/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, theoretical thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/theoretical/thesaurus/synonyms>.
MLASmart Define. "theoretical thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/theoretical/thesaurus/synonyms>