1
high-profile(great, important, famous, outstanding, popular)
1
high-up(important, famous, select, main, principal)
1
highest-quality(adjective, excellent, superb, exceptional, marvelous)
1
highest quality(expression, adjective, excellent, superb, exceptional)
1
hundred-proof(adjective, bad, great, excellent, superior)
1
iconic
1
important famous(expression, great, important, outstanding, popular)
1
impressive(adjective, bad, great, excellent, superior)
1
incomparable(good, great, excellent, special, brilliant)
1
invaluable(good, great, excellent, best, first-rate)
1
leading(adjective, great, tough, top, heavy)
1
limited(adjective, excellent, outstanding, choice, first-rate)
1
main(adjective, bad, great, top, excellent)
1
major(adjective, bad, great, excellent, superior)
1
marvelous(adjective, excellent, extraordinary, superb, wonderful)
1
meritorious(adjective, good, bad, great, excellent)
1
momentous(adjective, bad, great, excellent, superior)
1
most(select, superlative, singular, principal, supreme)
1
mostest(adjective, bad, great, excellent, superior)
1
noble(adjective, select, super, choice, best)
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APASmart Define. (2013). world-class thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/world-class/thesaurus/synonyms
ChicagoSmart Define. 2013. "world-class thesaurus" https://smartdefine.org/world-class/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2013, world-class thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/world-class/thesaurus/synonyms>.
MLASmart Define. "world-class thesaurus" 28 June 2013. Web. 23 September 2026. <https://smartdefine.org/world-class/thesaurus/synonyms>