Synonyms|18Antonyms|2|Broader|2Narrower|0Related|3

9 entries under adverb topic. ×

6
infrequently(usual, rarely)
6
seldom(usual, rarely, infrequently)
4
occasionally(usual, rarely)
2
sporadically(usual, infrequently)
1
now and then
1
rarely
0
little
0
on and off
0
once in a while
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APASmart Define. (2011). once in a blue moon thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/once_in_a_blue_moon/thesaurus/synonyms
ChicagoSmart Define. 2011. "once in a blue moon thesaurus" https://smartdefine.org/once_in_a_blue_moon/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2011, once in a blue moon thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/once_in_a_blue_moon/thesaurus/synonyms>.
MLASmart Define. "once in a blue moon thesaurus" 24 May 2011. Web. 1 October 2026. <https://smartdefine.org/once_in_a_blue_moon/thesaurus/synonyms>