4
crack(adjective, good, bad, cool, great)
4
down(job, very best kind)
4
dynamite(job, very best kind)
4
eminent(adjective, great, perfect, super, first)
4
exclusive(adjective, good, excellent, superior, superb)
4
exquisite(adjective, good, cool, great, excellent)
4
first(adjective, good, quality, bad, great)
4
first-string(cool, great, sound, job, better)
4
frontline(job, very best kind)
4
gangbusters(job, very best kind)
4
gilt-edged(adjective, cool, great, pleasant, bright)
4
gone(job, very best kind)
4
high-class(job, better, advanced, very best kind, high-quality)
4
hype(job, very best kind)
4
lovely(great, job, refined, striking, very best kind)
4
nonpareil(adjective, feature, state, characteristic, bad)
4
noteworthy(adjective, outstanding, special, brilliant, better)
4
optimum(adjective, bad, tough, top, excellent)
4
phat(job, very best kind)
4
premium(adjective, good, quality, bad, great)
10 years ago|25k views|share |citing 
APASmart Define. (2016). first-class thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/first-class/thesaurus/synonyms
ChicagoSmart Define. 2016. "first-class thesaurus" https://smartdefine.org/first-class/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, first-class thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/first-class/thesaurus/synonyms>.
MLASmart Define. "first-class thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/first-class/thesaurus/synonyms>