100 entries under terrific topic. ×

2
preeminent(adjective, bad, tough, top, excellent)
2
principal(adjective, bad, tough, top, excellent)
2
striking(adjective, good, cool, great, pleasant)
2
unbelievable(adjective, excellent, extraordinary, superb, wonderful)
1
A-OK(adjective, excellent, superb, wonderful, marvelous)
1
amazing(adjective, excellent, superb, wonderful, marvelous)
1
astonishing(adjective, excellent, extraordinary, superb, wonderful)
1
astounding(adjective, excellent, superb, wonderful, marvelous)
1
beyond compare(expression, bad, tough, top, perfect)
1
breathtaking(adjective, excellent, extraordinary, superb, wonderful)
1
choicest(adjective, good, bad, great, tough)
1
culminating(adjective, bad, tough, top, excellent)
1
doozie(adjective, excellent, superb, wonderful, marvelous)
1
extravagant(adjective, superb, wonderful, marvelous, fantastic)
1
fictitious(adjective, excellent, superb, wonderful, marvelous)
1
first class(expression, adjective, idiom, bad, tough)
1
fly(adjective, cool, great, excellent, fine)
1
inconceivable(adjective, excellent, superb, wonderful, marvelous)
1
inimitable(adjective, bad, tough, top, perfect)
1
legendary(adjective, excellent, superb, wonderful, marvelous)
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APASmart Define. (2016). first-class thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/first-class/thesaurus/synonyms
ChicagoSmart Define. 2016. "first-class thesaurus" https://smartdefine.org/first-class/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, first-class thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/first-class/thesaurus/synonyms>.
MLASmart Define. "first-class thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/first-class/thesaurus/synonyms>