5 entries under adjective topic. ×

4
few
3
occasional(irregular, sporadic)
3
rare(exceptional, infrequent)
3
sporadic
1
standout
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APASmart Define. (2015). unfrequent thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unfrequent/thesaurus/synonyms
ChicagoSmart Define. 2015. "unfrequent thesaurus" https://smartdefine.org/unfrequent/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, unfrequent thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unfrequent/thesaurus/synonyms>.
MLASmart Define. "unfrequent thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/unfrequent/thesaurus/synonyms>