86 entries under insignificant topic. ×

57
insufficient(adjective, close, light, weak, soft)
41
poor(adjective, dull, close, mean, bad)
37
deficient(adjective, close, light, weak, slight)
30
unsatisfactory(adjective, bad, weak, rough, poor)
23
scanty(adjective, light, weak, soft, slight)
21
scant(adjective, light, weak, slight, poor)
20
short(adjective, close, light, weak, slight)
20
weak(adjective, dull, strong, light, soft)
20
wanting(adjective, close, light, weak, slight)
19
skimpy(adjective, close, light, weak, slight)
18
lacking(adjective, weak, poor, small, miserable)
16
meagre(adjective, poor, small, unimportant)
13
small(adjective, mean, light, slight, poor)
12
paltry(adjective, mean, light, weak, moving)
11
miserable(adjective, mean, moving, slight, poor)
10
barren(adjective, weak, slight, poor, thin)
10
niggardly(adjective, weak, poor, small, miserable)
9
unsound(adjective, bad, poor, small)
9
worthless(adjective, mean, light, weak, moving)
8
inappropriate(adjective, unimportant, useless, trivial)
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APASmart Define. (2016). inadequate thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/inadequate/thesaurus/synonyms
ChicagoSmart Define. 2016. "inadequate thesaurus" https://smartdefine.org/inadequate/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, inadequate thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/inadequate/thesaurus/synonyms>.
MLASmart Define. "inadequate thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/inadequate/thesaurus/synonyms>