68 entries under costly topic. ×
| imprudent(adjective, excessive, expensive, high-priced) | |
| ludicrous(adjective, excessive, expensive, high-priced) | |
| nonsensical(adjective, excessive, expensive, high-priced) | |
| ornate(adjective, excessive, expensive, high-priced) | |
| ostentatious(adjective, excessive, expensive, high-priced) | |
| reckless(adjective, excessive, expensive, high-priced) | |
| showy(adjective, excessive, expensive, high-priced) | |
| silly(adjective, excessive, expensive, high-priced) |
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| APA | Smart Define. (2015). steep thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/steep/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "steep thesaurus" https://smartdefine.org/steep/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, steep thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/steep/thesaurus/synonyms>. |
| MLA | Smart Define. "steep thesaurus" 24 December 2015. Web. 26 September 2026. <https://smartdefine.org/steep/thesaurus/synonyms> |