3
exiguous(adjective, close, light, weak, slight)
3
feeble-minded
3
few(adjective, light, thin, strange, small)
3
fractional(adjective, inadequate, incomplete, imperfect, wanting)
3
hopeless
3
in short supply(expression, adjective, idiom, down, inadequate)
3
inappropriate(adjective, unacceptable)
3
inept(adjective, poor, inadequate, ineffective, ineffectual)
3
insignificant(adjective, weak, poor, small, common)
3
limited(adjective, close, light, slight, poor)
3
minimal(adjective, close, light, poor, small)
3
minor(adjective, small, inferiority)
3
negligible(adjective, slight, small, limited, trivial)
3
off
3
petty(adjective, small, common, insignificant, unimportant)
3
piddling(adjective, small)
3
puny(adjective, slight, poor, small, modest)
3
secondary(adjective, poor, small, insignificant, unimportant)
3
shoddy(adjective, weak, poor, miserable, inferior)
3
slim(adjective, poor, thin, small, inadequate)
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APASmart Define. (2015). deficient thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/deficient/thesaurus/synonyms
ChicagoSmart Define. 2015. "deficient thesaurus" https://smartdefine.org/deficient/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, deficient thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/deficient/thesaurus/synonyms>.
MLASmart Define. "deficient thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/deficient/thesaurus/synonyms>