40 entries under abstruse topic. ×

13
unsubstantial(adjective, little, abstract, heavenly, theoretical)
12
immaterial(adjective, form, false, abstract, heavenly)
10
incorporeal(adjective, abstract, heavenly, insubstantial, theoretical)
9
insubstantial(adjective, fake, false, abstract, fanciful)
7
spiritual(adjective, abstract, heavenly, theoretical, immaterial)
7
unreal(adjective, fake, abstract, theoretical, imperceptible)
6
bodiless(adjective, abstract, heavenly, theoretical, immaterial)
6
nonphysical(adjective, abstract, heavenly, theoretical, immaterial)
5
abstract(adjective, insubstantial, theoretical, imperceptible, immaterial)
5
supernatural(adjective, abstract, heavenly, theoretical, imperceptible)
5
unearthly(adjective, abstract, heavenly, theoretical, immaterial)
3
theoretical(adjective, fake, false, abstract, imaginary)
2
discarnate(abstract, heavenly, theoretical, philosophical)
2
nonmaterial(abstract, heavenly, theoretical, philosophical)
2
unfleshly(abstract, heavenly, theoretical, philosophical)
2
unphysical(abstract, theoretical, philosophical)
1
deep(abstract, theoretical, philosophical)
1
difficult(abstract, theoretical, philosophical)
1
esoteric(abstract, theoretical, philosophical)
1
eternal(abstract, theoretical, philosophical)
<12>
11 years ago|10k views|share |citing 
APASmart Define. (2015). impalpable thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/impalpable/thesaurus/synonyms
ChicagoSmart Define. 2015. "impalpable thesaurus" https://smartdefine.org/impalpable/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, impalpable thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/impalpable/thesaurus/synonyms>.
MLASmart Define. "impalpable thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/impalpable/thesaurus/synonyms>