23 entries under unusual topic. ×

1
unprecedented(adjective, fresh, fundamental, novel)
1
untried(adjective, fresh, fundamental, novel)
0
unconventional(adjective, fresh, fundamental, novel)
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APASmart Define. (2015). originative thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/originative/thesaurus/synonyms
ChicagoSmart Define. 2015. "originative thesaurus" https://smartdefine.org/originative/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, originative thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/originative/thesaurus/synonyms>.
MLASmart Define. "originative thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/originative/thesaurus/synonyms>