- Definitions|1
- Thesaurus|48
- Abbreviations|0
| hardly(adverb, occasionally) | |
| not often(expression, adverb, hardly, infrequently, intermittently) | |
| rarely(adverb, occasionally) | |
| at irregular intervals | |
| fancifully | |
| fluctuating(adverb, vacillating, infrequently, intermittently, sporadically) | |
| inconsistently | |
| inconstantly(adverb, infrequently, intermittently, sporadically) | |
| intermittent(adverb, infrequently, intermittently, sporadically) | |
| on-and-off(adverb, infrequently, intermittently, sporadically) | |
| once in a blue moon(adverb, occasionally) | |
| once in awhile(adjective, adverb) | |
| patchily | |
| quirkily | |
| spasmodically | |
| uncertainly(adverb, infrequently, intermittently, sporadically) | |
| unpredictably | |
| unreliably | |
| variable(adverb, infrequently, intermittently, sporadically) | |
| very seldom(adverb, infrequently, intermittently, sporadically) |
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| APA | Smart Define. (2013). once in a while thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/once_in_a_while/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "once in a while thesaurus" https://smartdefine.org/once_in_a_while/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2013, once in a while thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/once_in_a_while/thesaurus/synonyms>. |
| MLA | Smart Define. "once in a while thesaurus" 18 May 2013. Web. 23 September 2026. <https://smartdefine.org/once_in_a_while/thesaurus/synonyms> |