22 entries under regular topic. ×

16
periodic(adjective, exact, ordinary, usual, steady)
13
periodical(noun, adjective, irregular, routine)
11
cyclical(adjective, irregular, routine, repetition)
9
recurrent(adjective, exact, ordinary, usual, steady)
8
intermittent(adjective, irregular, routine, erratic)
7
isochronal(adjective, irregular, routine, repetition)
6
seasonal(adjective, irregular, routine, erratic)
5
isochronous(adjective, irregular, routine, repetition)
4
frequent(adjective, usual, established, hardened)
3
monthly(adjective, routine, sporadic, intermittent)
2
continuing(adjective, scheduled, once-a-month)
2
epochal(adjective, irregular, routine, erratic)
2
hourly(adjective, routine, sporadic, intermittent)
2
like clockwork(expression, adjective, idiom, repetition)
2
weekly(adjective, routine, sporadic, intermittent)
1
at various times(expression, adjective, idiom, routine)
1
centennial(adjective, routine, sporadic, intermittent)
1
every once in a while(expression, adjective, idiom, routine)
1
every so often(expression, adjective, idiom, routine)
1
on-again-off-again(adjective, routine, sporadic, intermittent)
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APASmart Define. (2015). cyclic thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/cyclic/thesaurus/synonyms
ChicagoSmart Define. 2015. "cyclic thesaurus" https://smartdefine.org/cyclic/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, cyclic thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/cyclic/thesaurus/synonyms>.
MLASmart Define. "cyclic thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/cyclic/thesaurus/synonyms>