5
every now and then(expression, idiom, adverb, time, moment)
5
irregularly(adverb, variable, vacillating, intermittent, once)
5
on and off(expression, adjective, adverb, time, moment)
3
at odd times(expression, idiom, time, rare, frequency)
3
ever and anon(expression, idiom, time, rare, frequency)
3
here and there(expression, idiom, time, moment, rare)
3
once(expression, time, moment, rare, frequency)
3
seldom(adverb, occasionally)
2
incidentally(expression, time, rare, frequency)
1
alternately(adverb, variable, vacillating, intermittent, infrequently)
1
at infrequent intervals(expression, idiom)
1
at irregular intervals
1
at various times(expression, idiom)
1
betimes
1
erratically
1
fluctuating(adverb, variable, vacillating, intermittent, infrequently)
1
haphazardly
1
hardly(adverb, once)
1
intermittent(adjective, adverb, irregular, variable, recurrent)
1
kabob
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APASmart Define. (2015). now and then thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/now_and_then/thesaurus/synonyms
ChicagoSmart Define. 2015. "now and then thesaurus" https://smartdefine.org/now_and_then/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, now and then thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/now_and_then/thesaurus/synonyms>.
MLASmart Define. "now and then thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/now_and_then/thesaurus/synonyms>