14 entries under negative topic. ×

7
immaterial(adjective, form, light, weak)
6
ethereal(adjective, heavenly, imperceptible, levity)
5
airy(adjective, light, heavenly, levity)
5
insubstantial(adjective, light, weak, slight)
5
shadowy(adjective, heavenly, imperceptible, vacant)
2
imaginary(adjective, light, weak, slight)
2
tenuous(light, weak, slight, subtle)
1
chimerical(light, weak, slight, flimsy)
1
dreamlike(heavenly, vacant, fictional, incorporeal)
1
dreamy(heavenly, vacant, fictional, incorporeal)
1
flimsy(adjective, light, weak, slight)
1
illusory(light, weak, slight, subtle)
1
unreal(light, weak, imperceptible, vacant)
1
vaporous(adjective, impulsive, unpredictable, imperceptible)
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APASmart Define. (2015). imponderable thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/imponderable/thesaurus/synonyms
ChicagoSmart Define. 2015. "imponderable thesaurus" https://smartdefine.org/imponderable/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, imponderable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/imponderable/thesaurus/synonyms>.
MLASmart Define. "imponderable thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/imponderable/thesaurus/synonyms>