5
nutty(extraordinary, unusual, wild, strange, crazy)
5
off(adjective, odd, bizarre, outlandish, nonconforming)
5
one-of-a-kind
5
out-of-the-way(adjective, close, quiet, separate, extraordinary)
5
precise(adjective, set, clear, separate, direct)
5
significant(adjective, solid, extraordinary, superior, unusual)
5
singular form(noun, expression, idiom)
5
striking(adjective, great, solid, extraordinary, unusual)
5
uncanny(adjective, unusual, strange, odd, bizarre)
5
unexampled(adjective, same)
5
unexpected(adjective, extraordinary, unusual, strange, new)
5
unimaginable(adjective, light, thin, strange, exceptional)
5
unitary(adjective, separate, simple, unusual, strange)
5
unmatched(adjective, same)
5
whimsical(adjective, unusual, wild, strange, irregular)
4
apart(adjective, adverb, unity, single, alone)
4
cushdy(adjective, bad, cool, awesome)
4
deviate
4
esoteric
4
first and last(expression, adjective, idiom, include, unity)
10 years ago|27k views|share |citing 
APASmart Define. (2016). singular thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/singular/thesaurus/synonyms
ChicagoSmart Define. 2016. "singular thesaurus" https://smartdefine.org/singular/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, singular thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/singular/thesaurus/synonyms>.
MLASmart Define. "singular thesaurus" 28 March 2016. Web. 21 September 2026. <https://smartdefine.org/singular/thesaurus/synonyms>