78 entries under steep topic. ×

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nonsensical(adjective, excessive, expensive, high-priced)
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ornate(adjective, excessive, expensive, high-priced)
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ostentatious(adjective, excessive, expensive, high-priced)
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overboard(adjective, unreasonable, extravagant, ridiculous, excessive)
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overpriced(adjective, ridiculous, excessive, expensive)
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pretentious(adjective, excessive, expensive, high-priced)
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pretty penny(expression, adjective, expensive, high-priced)
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rich(adjective, expensive, high-priced, costly)
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ridiculous(adjective, excessive, expensive, high-priced)
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showy(adjective, excessive, expensive, high-priced)
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silly(adjective, excessive, expensive, high-priced)
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sky-high(adjective, expensive, high-priced, costly)
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stiff(adjective, unreasonable, extravagant, ridiculous, excessive)
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swank(adjective, expensive, high-priced, costly)
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too high(expression, adjective, expensive, high-priced)
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unbalanced(adjective, excessive, expensive, high-priced)
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upscale(adjective, expensive, high-priced, costly)
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valuable(adjective, expensive, high-priced, costly)
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APASmart Define. (2016). wasteful thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/wasteful/thesaurus/synonyms
ChicagoSmart Define. 2016. "wasteful thesaurus" https://smartdefine.org/wasteful/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, wasteful thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/wasteful/thesaurus/synonyms>.
MLASmart Define. "wasteful thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/wasteful/thesaurus/synonyms>