60 entries under special topic. ×

16
unusual(adjective, obscure, new, exceptional, fresh)
13
remarkable(adjective, new, exceptional, marvelous)
13
singular(adjective, obscure, new, exceptional)
13
rare(adjective, excellent, obscure, exceptional, marvelous)
12
original(adjective, extraordinary, unusual, new, fresh)
11
extraordinary(adjective, excellent, strange, wonderful, exceptional)
11
exceptional(adjective, obscure, new, exceptional, marvelous)
9
uncommon(adjective, new, wonderful, exceptional, marvelous)
9
peculiar(adjective, excellent, unusual, exceptional, marvelous)
8
fantastic(adjective, unusual, exceptional, marvelous)
8
odd(adjective, excellent, exceptional, marvelous)
7
abnormal(adjective, excellent, unusual, exceptional)
7
prodigious(adjective, excellent, unusual, exceptional)
6
strange(adjective, excellent, new, exceptional, marvelous)
6
bizarre(adjective, strange, new, exceptional, marvelous)
6
unfamiliar(adjective, obscure, new, exceptional, marvelous)
5
curious(adjective, extraordinary, unusual, exceptional, marvelous)
5
eccentric(adjective, unusual, strange, new, exceptional)
5
freakish(adjective, unusual, exceptional, original)
5
noteworthy(adjective, excellent, extraordinary, unusual, exceptional)
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APASmart Define. (2016). unprecedented thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unprecedented/thesaurus/synonyms
ChicagoSmart Define. 2016. "unprecedented thesaurus" https://smartdefine.org/unprecedented/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, unprecedented thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unprecedented/thesaurus/synonyms>.
MLASmart Define. "unprecedented thesaurus" 15 January 2016. Web. 27 September 2026. <https://smartdefine.org/unprecedented/thesaurus/synonyms>