1
very seldom(expression, adverb, variable, vacillating, intermittent)
1
when the mood strikes(expression, idiom, adverb, variable, vacillating)
0
again
0
at intervals(expression, uncertainly, variably, alternately, on-and-off)
0
back and forth(expression, idiom, variably, alternately)
0
every once in a while(expression, idiom, uncertainly, variably, alternately)
0
every so often(expression, idiom, uncertainly, variably, alternately)
0
fluctuating
0
from pillar to post(expression, idiom, variably, alternately)
0
from side to side(expression, idiom, variably, alternately)
0
from time to time(adverb, infrequently, intermittently, sporadically)
0
hardly(adverb, variable, vacillating)
0
hardly ever
0
in and out(expression, idiom, variably, alternately)
0
little
0
not regularly
0
now and again(adverb, infrequently, intermittently, sporadically)
0
now then(expression, adverb, intermittent, uncertainly, variably)
0
occasionally(adverb, infrequently, intermittently, sporadically)
0
off-and-on
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APASmart Define. (2015). at irregular intervals thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/at_irregular_intervals/thesaurus/synonyms
ChicagoSmart Define. 2015. "at irregular intervals thesaurus" https://smartdefine.org/at_irregular_intervals/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, at irregular intervals thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/at_irregular_intervals/thesaurus/synonyms>.
MLASmart Define. "at irregular intervals thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/at_irregular_intervals/thesaurus/synonyms>