60 entries under light topic. ×

19
unsubstantial(adjective, form, body, weak)
16
insignificant(adjective, dull, mean, weak)
16
insubstantial(adjective, body, weak, slight)
16
unimportant(adjective, adverb, mean, slight)
15
intangible(adjective, form, weak, slight)
14
trivial(adjective, mean, slight, lower)
12
airy(adjective, form, weak, delicate)
12
metaphysical(adjective, form, body, weak)
9
trifling(adjective, mean, slight, lower)
8
illusory(adjective, weak, slight, thin)
8
imaginary(adjective, weak, slight, gentle)
8
petty(adjective, mean, weak, slight)
8
slight(adjective, mean, weak, lower)
7
negligible(adjective, mean, slight, lower)
6
aerial(adjective, form, weak, slight)
6
imponderable(adjective, form, weak, negative)
6
minor(adjective, mean, slight, lower)
5
chimerical(adjective, weak, slight, gentle)
5
inappreciable(adjective, slight, small, insignificant)
4
fanciful(weak, slight, excellent, gentle)
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APASmart Define. (2015). immaterial thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/immaterial/thesaurus/synonyms
ChicagoSmart Define. 2015. "immaterial thesaurus" https://smartdefine.org/immaterial/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, immaterial thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/immaterial/thesaurus/synonyms>.
MLASmart Define. "immaterial thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/immaterial/thesaurus/synonyms>