68 entries under steep topic. ×

26
valuable(adjective, fancy, excellent, sensible, value)
16
dear(adjective, fancy, important, useful, high)
14
expensive(adjective, important, useful, valuable, rare)
13
costly(adjective, fancy, value, important, useful)
6
high-priced(adjective, fancy, important, useful, high)
6
rich(adjective, exceptional, extravagant, valuable, lavish)
6
extravagant(adjective, fancy, high, lavish, expensive)
5
unreasonable(adjective, fancy, high, extravagant, lavish)
4
exorbitant(adjective, fancy, high, extravagant, lavish)
4
pricey(adjective, fancy, high, lavish, expensive)
4
high(adjective, good, great, fancy, excellent)
4
inordinate(adjective, fancy, high, extravagant, lavish)
4
upscale(adjective, fancy, high, extravagant, lavish)
3
overpriced(adjective, fancy, high, expensive, exclusive)
3
outrageous(adjective, expensive, high-priced, costly)
3
uneconomical(adjective, fancy, high, extravagant, lavish)
3
excessive(adjective, fancy, high, extravagant, lavish)
3
extreme(adjective, exceptional, valuable, expensive, scarce)
3
immoderate(adjective, fancy, high, extravagant, lavish)
3
plush(adjective, fancy, high, extravagant, lavish)
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APASmart Define. (2015). invaluable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/invaluable/thesaurus/synonyms
ChicagoSmart Define. 2015. "invaluable thesaurus" https://smartdefine.org/invaluable/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, invaluable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/invaluable/thesaurus/synonyms>.
MLASmart Define. "invaluable thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/invaluable/thesaurus/synonyms>