27 entries under deficient topic. ×

21
rare(adjective, weak, slight, excellent, poor)
18
uncommon(adjective, slight, excellent, thin, extraordinary)
16
unusual(adjective, excellent, extraordinary, exceptional, usual)
15
sparse(adjective, slight, thin, certain, strange)
14
occasional(adjective, slight, thin, strange, exceptional)
12
sporadic(adjective, slight, thin, unusual, strange)
11
scarce(adjective, weak, slight, excellent, poor)
8
few(adjective, unusual, strange, exceptional, special)
8
scanty(adjective, weak, slight, poor, thin)
6
limited(adjective, strange, exceptional, inadequate, valuable)
6
scant(adjective, weak, slight, poor, thin)
6
seldom(adjective, adverb, slight, unusual, strange)
4
insufficient(adjective, weak, slight, poor, inferior)
4
meager(adjective, slight, poor, short, inadequate)
4
thin(slight, poor, spare, short)
3
seldom met with(expression, adjective, idiom, inadequate, insufficient)
2
few and far between(expression, adjective, idiom, slight, thin)
2
poor(thin, spare, inadequate, scarce)
2
short(adjective, weak, slight, poor, strange)
1
at a premium(expression, adjective, idiom, inadequate, insufficient)
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APASmart Define. (2015). infrequent thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/infrequent/thesaurus/synonyms
ChicagoSmart Define. 2015. "infrequent thesaurus" https://smartdefine.org/infrequent/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, infrequent thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/infrequent/thesaurus/synonyms>.
MLASmart Define. "infrequent thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/infrequent/thesaurus/synonyms>