49 entries under abstract topic. ×

10
philosophic(adjective, calm, quiet, sound, gentle)
7
theoretical(adjective, moral, intellectual, supernatural)
6
speculative(adjective, thought, thoughtful, vague, supernatural)
5
pure(adjective, vague, intellectual, logical)
4
profound(adjective, deep, thoughtful, intellectual)
3
deep(adjective, sound, moral, theoretical)
3
esoteric(adjective, sound, deep, thoughtful)
3
intellectual(adjective, sound, deep, thoughtful)
3
metaphysical(adjective, physical, moral, logical)
2
conjectural(theoretical, academic, hypothetical, theoretic)
2
hypothetical(intellectual, theoretical, academic, notional)
2
nonmaterial(theoretical, abstruse)
1
abstruse(sound, deep, thoughtful, intellectual)
1
bodiless(theoretical, abstruse)
1
difficult(deep, thoughtful, theoretical, reflective)
1
discarnate(theoretical, abstruse)
1
eternal(theoretical, abstruse)
1
fundamental(adjective, supernatural, spiritual, theoretical)
1
high-flown(theoretical, abstruse)
1
ideal(intellectual, theoretical, abstruse, academic)
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APASmart Define. (2015). philosophical thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/philosophical/thesaurus/synonyms
ChicagoSmart Define. 2015. "philosophical thesaurus" https://smartdefine.org/philosophical/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, philosophical thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/philosophical/thesaurus/synonyms>.
MLASmart Define. "philosophical thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/philosophical/thesaurus/synonyms>