108 entries under costly topic. ×

10
respected(adjective, close, fancy, important, attractive)
7
unreasonable(adjective, fancy, extreme, high, extravagant)
7
valued(adjective, important, useful, rare, expensive)
6
at a premium(expression, adjective, idiom, fancy, crazy)
6
excessive(adjective, fancy, extraordinary, unreasonable, extreme)
6
extortionate(adjective, unreasonable, extreme, improper, extravagant)
6
fancy(adjective, love, high, extravagant, valuable)
6
outrageous(adjective, ridiculous, excessive, expensive, steep)
6
uneconomical(adjective, fancy, high, extravagant, lavish)
4
beneficial(adjective, important, useful, expensive, scarce)
4
inestimable(adjective, important, useful, valuable, rare)
3
estimable(adjective, important, useful, expensive, scarce)
3
extreme(adjective, harsh, extraordinary, cruel, unreasonable)
3
immoderate(adjective, fancy, unreasonable, extreme, high)
3
inordinate(adjective, fancy, unreasonable, extreme, high)
3
lavish(adjective, fancy, extraordinary, extreme, high)
3
out of sight(expression, adjective, idiom, fancy, crazy)
3
pretty penny(expression, adjective, fancy, crazy, high)
3
unconscionable(adjective, extreme, extravagant, ridiculous, excessive)
3
upscale(adjective, fancy, high, extravagant, lavish)
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APASmart Define. (2016). dear thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/dear/thesaurus/synonyms
ChicagoSmart Define. 2016. "dear thesaurus" https://smartdefine.org/dear/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, dear thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/dear/thesaurus/synonyms>.
MLASmart Define. "dear thesaurus" 1 April 2016. Web. 25 September 2026. <https://smartdefine.org/dear/thesaurus/synonyms>