Synonyms|178Antonyms|3|Broader|1Narrower|0Related|187
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garish(adjective, expensive, steep, high-priced, costly)
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gaudy(adjective, expensive, steep, high-priced, costly)
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going through the ceiling(expression, idiom, high, lofty, rising)
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going through the roof(expression, idiom, high, lofty, rising)
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grandiose(adjective, expensive, steep, high-priced, costly)
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high-ceilinged(high, tall)
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implausible(adjective, expensive, steep, high-priced, costly)
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imposing
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impressive
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improvident(adjective, expensive, steep, high-priced, costly)
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imprudent(adjective, expensive, steep, high-priced, costly)
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increasing(rising, mounting)
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lank(big, high, lofty)
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lanky(big, high, lofty)
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large(adjective, great, big, high, lofty)
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length(big, high, lofty)
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ludicrous(adjective, expensive, steep, high-priced, costly)
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luxurious(adjective, exclusive, classy, posh)
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monumental(big, high, excessive, lofty, exorbitant)
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mounting
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APASmart Define. (2015). sky-high thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sky-high/thesaurus/synonyms
ChicagoSmart Define. 2015. "sky-high thesaurus" https://smartdefine.org/sky-high/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, sky-high thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sky-high/thesaurus/synonyms>.
MLASmart Define. "sky-high thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/sky-high/thesaurus/synonyms>