1
regal
1
relevant(adjective, important, useful, expensive, scarce)
1
respected(adjective, important, useful, expensive, scarce)
1
resplendent(adjective, smart, bright, full, elegant)
1
ripping(adjective, great, top, glory, upper)
1
select(adjective, luxury, exclusive, luxurious, sumptuous)
1
senseless
1
serviceable(adjective, important, useful, expensive, scarce)
1
showy(adjective, excessive, expensive, steep, high-priced)
1
sky-high(adjective, fancy, high, extravagant, valuable)
1
slap-up(adjective, great, top, glory, upper)
1
smashing(adjective, great, top, glory, upper)
1
splashing(adjective, great, top, glory, upper)
1
stellar(adjective, great, top, glory, upper)
1
super-duper(adjective, great, top, glory, upper)
1
superexpensive(adjective, expensive, high-priced, pricey, pricely)
1
swank(adjective, fancy, smart, full, luxury)
1
swanky(adjective, smart, bright, full, luxury)
1
tall
1
too high(expression, adjective, fancy, high, extravagant)
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APASmart Define. (2015). costly thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/costly/thesaurus/synonyms
ChicagoSmart Define. 2015. "costly thesaurus" https://smartdefine.org/costly/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, costly thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/costly/thesaurus/synonyms>.
MLASmart Define. "costly thesaurus" 24 December 2015. Web. 23 September 2026. <https://smartdefine.org/costly/thesaurus/synonyms>