- Definitions|0
- Thesaurus|64
- Abbreviations|0
| on-and-off(adverb, variable, intermittent, uncertainly, infrequently) | |
| on occasion(expression, uncertainly, variably, alternately, on-and-off) | |
| once in a blue moon | |
| once in a while(adverb, infrequently, intermittently, sporadically) | |
| periodically(adverb, infrequently, intermittently, sporadically) | |
| rarely | |
| scarcely(adverb, variable, vacillating) | |
| seldom | |
| sparingly | |
| uncommonly | |
| unusually | |
| up and down(expression, idiom, variably, alternately) | |
| vacillating(adverb, variable, variably, alternately) | |
| variable(adverb, vacillating, intermittent, infrequently, intermittently) | |
| whiles |
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| APA | Smart Define. (2015). at irregular intervals thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/at_irregular_intervals/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "at irregular intervals thesaurus" https://smartdefine.org/at_irregular_intervals/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, at irregular intervals thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/at_irregular_intervals/thesaurus/synonyms>. |
| MLA | Smart Define. "at irregular intervals thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/at_irregular_intervals/thesaurus/synonyms> |