99 entries under flimsy topic. ×

12
sheer(adjective, light, weak, slight, easy)
12
skimpy(adjective, close, mean, light, weak)
12
transparent(adjective, clear, light, weak, slight)
11
frail(adjective, light, weak, slight, delicate)
11
puny(adjective, dull, light, weak, soft)
10
rarefied(adjective, dull, light, slight, fine)
10
shallow(adjective, weak, slight, poor, low)
10
small(adjective, dull, light, weak, slight)
10
unconvincing(adjective, weak, great, poor, delicate)
9
exiguous(adjective, close, mean, light, slight)
9
filmy(adjective, clear, light, slight, easy)
9
lame(adjective, weak, poor, delicate, short)
8
airy(adjective, light, weak, slight, easy)
8
sparing(verb, adjective, close, mean, light)
8
unbelievable(adjective, weak, great, poor, informal)
8
wispy(adjective, weak, slight, fine, delicate)
7
diluted(adjective, weak, spread, general, deficient)
7
flat(adjective, dull, weak, delicate, informal)
7
implausible(adjective, weak, great, poor, informal)
7
inconceivable(adjective, light, weak, great, poor)
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APASmart Define. (2016). thin thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/thin/thesaurus/synonyms
ChicagoSmart Define. 2016. "thin thesaurus" https://smartdefine.org/thin/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, thin thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/thin/thesaurus/synonyms>.
MLASmart Define. "thin thesaurus" 22 January 2016. Web. 22 September 2026. <https://smartdefine.org/thin/thesaurus/synonyms>