34 entries under infrequent topic. ×

24
occasional(adjective, light, slight, continue, thin)
21
irregular(adjective, special, irregular, variable, broken)
17
fitful(adjective, continue, irregular, unreliable, variable)
16
uncommon(adjective, slight, thin, unusual, strange)
14
rare(adjective, slight, thin, unusual, exceptional)
12
discontinuous(adjective, irregular, unreliable, uneven, variable)
12
infrequent(adjective, slight, thin, unusual, strange)
10
isolated(adjective, single, alone, off, isolation)
10
broken(adjective, irregular, restless, disturbed, incoherent)
8
scarce(adjective, slight, short, usual, insufficient)
8
sparse(adjective, light, slight, thin, strange)
7
seldom(adjective, adverb, light, slight, thin)
6
casual(adjective, chance, irregular, erratic, random)
6
few(adjective, light, thin, unusual, strange)
5
odd(adjective, unusual, special, chance, irregular)
4
unusual(adjective, light, thin, exceptional, usual)
3
few and far between(expression, adjective, idiom, light, slight)
3
hit-or-miss(adjective, irregular, broken, off, random)
3
recurrent(adjective, regular, irregular, routine, unreliable)
3
semioccasional(adjective, light, slight, thin, strange)
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APASmart Define. (2015). sporadic thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/sporadic/thesaurus/synonyms
ChicagoSmart Define. 2015. "sporadic thesaurus" https://smartdefine.org/sporadic/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, sporadic thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/sporadic/thesaurus/synonyms>.
MLASmart Define. "sporadic thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/sporadic/thesaurus/synonyms>