104 entries under costly topic. ×

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prizable(adjective, fine, rich, valuable)
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ridiculous(adjective, expensive, steep, high-priced)
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unbalanced(adjective, expensive, steep, high-priced)
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wasteful(adjective, expensive, steep, high-priced)
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APASmart Define. (2015). invaluable thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/invaluable/thesaurus/synonyms
ChicagoSmart Define. 2015. "invaluable thesaurus" https://smartdefine.org/invaluable/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, invaluable thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/invaluable/thesaurus/synonyms>.
MLASmart Define. "invaluable thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/invaluable/thesaurus/synonyms>