55 entries under insubstantial topic. ×

29
delicate(adjective, state, strong, light, weak)
28
slight(adjective, strong, light, weak, soft)
25
unsubstantial(adjective, strong, light, weak, great)
23
thin(adjective, light, weak, great, smooth)
16
light(adjective, weak, slight, fine, thin)
14
trivial(adjective, light, slight, easy, poor)
12
sheer(adjective, strong, light, weak, slight)
9
trifling(adjective, light, slight, easy, poor)
8
filmy(adjective, light, weak, soft, slight)
7
airy(adjective, light, weak, slight, easy)
7
slender(adjective, light, weak, slight, easy)
6
crumbly(adjective, state, light, slight, easy)
6
dainty(adjective, light, weak, soft, slight)
6
lightweight(adjective, light, slight, easy, fine)
6
small(adjective, light, slight, easy, fine)
5
meager(adjective, strong, light, weak, slight)
5
loose(adjective, light, soft, slight, easy)
4
frothy(adjective, light, slight, easy, thin)
4
sylphlike(adjective, light, slight, easy, thin)
3
cardboard(adjective, thin, frail, slim)
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APASmart Define. (2016). flimsy thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/flimsy/thesaurus/synonyms
ChicagoSmart Define. 2016. "flimsy thesaurus" https://smartdefine.org/flimsy/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, flimsy thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/flimsy/thesaurus/synonyms>.
MLASmart Define. "flimsy thesaurus" 26 January 2016. Web. 27 September 2026. <https://smartdefine.org/flimsy/thesaurus/synonyms>