158 entries under inadequate topic. ×

2
ineffective(adjective, poor, ineffectual, toothless)
2
ineffectual(adjective, poor, ineffective, toothless)
2
part(adjective, incomplete, imperfect, wanting)
2
pathetic(adjective, poor, thin, small)
2
plain(adjective, weak, poor, miserable, inferior)
2
seldom(adjective, light, thin, strange, exceptional)
2
subnormal(adjective, weak, poor, miserable, inferior)
2
thick(adjective, dull, simple, flat, poor)
2
trivial(adjective, dull, weak, simple, slight)
2
uncommon(adjective, light, thin, strange, exceptional)
2
unproductive(slight, poor, limited, trivial)
2
unusual(adjective, light, thin, exceptional, short)
1
at a premium(expression, adjective, idiom, limited)
1
below par(expression, adjective, idiom, weak, poor)
1
bereft(poor, empty, exhausted, wanting)
1
common(adjective, weak, poor, miserable, inferior)
1
drained(flat, poor, exhausted, wanting)
1
dry(poor, insufficient, scarce, unsatisfactory)
1
dwarfed(adjective, weak, poor, miserable, inferior)
1
feeble(adjective, weak, poor, low, miserable)
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APASmart Define. (2015). deficient thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/deficient/thesaurus/synonyms
ChicagoSmart Define. 2015. "deficient thesaurus" https://smartdefine.org/deficient/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, deficient thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/deficient/thesaurus/synonyms>.
MLASmart Define. "deficient thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/deficient/thesaurus/synonyms>