60 entries under special topic. ×

14
fantastic(adjective, great, excellent, superb)
7
rare(adjective, light, extraordinary, strange, exceptional)
6
remarkable(great, excellent, superb, exceptional)
6
strange(adjective, light, extraordinary, exceptional, marvelous)
6
uncommon(adjective, light, thin, wonderful, exceptional)
6
unheard-of(adjective, extraordinary, strange, exceptional)
5
exceptional(adjective, light, thin, marvelous)
5
singular(adjective, light, thin, strange, exceptional)
4
extreme(adjective, unusual, rare, outlandish)
4
outstanding(great, excellent, superb, exceptional)
4
startling(great, excellent, unusual, superb)
3
unordinary(adjective, excellent, extraordinary, exceptional)
3
unprecedented(excellent, extraordinary, unusual, exceptional, marvelous)
3
unusual(light, excellent, thin, exceptional, marvelous)
3
unwonted(adjective, light, thin, strange, exceptional)
2
infrequent(excellent, unusual, brilliant, rare)
1
anomalous(excellent, extraordinary, strange, exceptional, marvelous)
1
arcane(adjective, unusual, rare)
1
bizarre(extraordinary, unusual, exceptional, marvelous)
1
curious(extraordinary, unusual, exceptional, marvelous)
<123>
11 years ago|6.2k views|share |citing 
APASmart Define. (2015). unimaginable thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unimaginable/thesaurus/synonyms
ChicagoSmart Define. 2015. "unimaginable thesaurus" https://smartdefine.org/unimaginable/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unimaginable thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unimaginable/thesaurus/synonyms>.
MLASmart Define. "unimaginable thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/unimaginable/thesaurus/synonyms>