42 entries under unfamiliar topic. ×

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surprising(adjective, unusual, special, rare, scarce)
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unexpected(adjective, chance, rare, scarce)
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APASmart Define. (2015). infrequent thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/infrequent/thesaurus/synonyms
ChicagoSmart Define. 2015. "infrequent thesaurus" https://smartdefine.org/infrequent/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, infrequent thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/infrequent/thesaurus/synonyms>.
MLASmart Define. "infrequent thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/infrequent/thesaurus/synonyms>