Synonyms|140Antonyms|4|Broader|0Narrower|0Related|115

7 entries under infrequency topic. ×

0
almost unheard of(verb, phrasal verb)
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few
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infrequent
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rare
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scarce
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unfrequent
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unprecedented
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APASmart Define. (2015). oldest thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/oldest/thesaurus/synonyms
ChicagoSmart Define. 2015. "oldest thesaurus" https://smartdefine.org/oldest/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, oldest thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/oldest/thesaurus/synonyms>.
MLASmart Define. "oldest thesaurus" 31 December 2015. Web. 23 September 2026. <https://smartdefine.org/oldest/thesaurus/synonyms>