5
beyond compare(adjective, ideal, inimitable, unequalled)
5
one and only(expression, adjective, idiom)
5
pre-eminent
5
superb
5
unexampled(noun, new, unique, incomparable)
4
alone
4
consummate(adjective, excellent, perfect, extraordinary, superior)
4
exceptional(adjective, good, better, advanced, superlative)
4
extraordinary(adjective, excellent, superior, fantastic, supreme)
4
paramount(adjective, good, exceptional, outstanding, better)
4
unbeatable(adjective, ideal, inimitable, unequalled)
3
best
3
beyond comparison(noun, new, unique, incomparable)
3
great
3
outstanding
3
second to none(expression, idiom, extraordinary, superior, exceptional)
3
transcendent(adjective, extraordinary)
3
ultimate(adjective, ideal, inimitable, unequalled)
3
unsurpassable
3
without parallel(noun, new, unique, incomparable)
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APASmart Define. (2015). unrivalled thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unrivalled/thesaurus/synonyms
ChicagoSmart Define. 2015. "unrivalled thesaurus" https://smartdefine.org/unrivalled/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, unrivalled thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unrivalled/thesaurus/synonyms>.
MLASmart Define. "unrivalled thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/unrivalled/thesaurus/synonyms>