Synonyms|462Antonyms|126|Broader|6Narrower|11Related|1k

70 entries under steep topic. ×

4
posh(adjective, fancy, bright, luxury, elegant)
3
excessive(adjective, fancy, extraordinary, extreme, high)
3
immoderate(adjective, fancy, high, excessive, expensive)
3
inordinate(adjective, fancy, high, excessive, expensive)
3
upscale(adjective, fancy, high, expensive, exclusive)
2
big-ticket(adjective, fancy, high, extravagant, valuable)
2
extreme(adjective, extraordinary, excessive, expensive)
2
fancy(adjective, full, high, grand, comfortable)
2
ritzy(adjective, fancy, luxury, elegant, high)
2
spendthrift(adjective, excessive, expensive, high-priced)
2
unconscionable(adjective, excessive, expensive, high-priced)
1
at a premium(expression, adjective, idiom, fancy, high)
1
flamboyant(adjective, bright, brilliant, rich, grand)
1
grandiose(adjective, fancy, bright, grand, extravagant)
1
highway robbery(expression, adjective, fancy, high, extravagant)
1
holdup(adjective, fancy, high, extravagant, valuable)
1
indulgent(adjective, fancy, grand, comfortable, excessive)
1
ornate(adjective, smart, bright, full, brilliant)
1
ostentatious(adjective, easy, fancy, rich, grand)
1
out of sight(expression, adjective, idiom, fancy, high)
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APASmart Define. (2015). costly thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/costly/thesaurus/synonyms
ChicagoSmart Define. 2015. "costly thesaurus" https://smartdefine.org/costly/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, costly thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/costly/thesaurus/synonyms>.
MLASmart Define. "costly thesaurus" 24 December 2015. Web. 25 September 2026. <https://smartdefine.org/costly/thesaurus/synonyms>