4 entries under irregular topic. ×

16
recurrent(adjective, regular, routine, continuous)
15
periodic(adjective, regular, repetition, infrequent)
7
recurring(adjective, regular, routine, infrequent)
5
intermittent(adjective, sporadic, regularity of recurrence periodicity)
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APASmart Define. (2015). cyclical thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/cyclical/thesaurus/synonyms
ChicagoSmart Define. 2015. "cyclical thesaurus" https://smartdefine.org/cyclical/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, cyclical thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/cyclical/thesaurus/synonyms>.
MLASmart Define. "cyclical thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/cyclical/thesaurus/synonyms>