4
incalculable(adjective, rare, precious, immeasurable, inestimable)
4
pricey(adjective, fancy, high, lavish, expensive)
4
rare(adjective, excellent, exceptional, valuable, scarce)
4
enormous(adjective, expensive, high-priced, pricey, pricely)
4
high(adjective, good, great, fancy, excellent)
4
inordinate(adjective, fancy, high, extravagant, lavish)
4
luxurious(adjective, expensive, exclusive, classy, high-priced)
4
practical(useful, effective, beneficial, advantageous)
4
praiseworthy(commendable, inexpedience, laudable)
4
prized(adjective, important, useful, valuable, rare)
4
steep(adjective, fancy, high, expensive, exclusive)
4
sumptuous(adjective, expensive, high-priced, luxurious, pricey)
4
symbiotic(useful, beneficial, advantageous)
4
upscale(adjective, fancy, high, extravagant, lavish)
4
useful(adjective, strong, friendly, sensible, important)
3
overpriced(adjective, fancy, high, expensive, exclusive)
3
beyond price(expression, adjective, idiom, value, rare)
3
estimable(adjective, good, great, excellent, fine)
3
inflated(adjective, expensive, high-priced, pricey, pricely)
3
outrageous(adjective, expensive, steep, high-priced, costly)
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APASmart Define. (2015). invaluable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/invaluable/thesaurus/synonyms
ChicagoSmart Define. 2015. "invaluable thesaurus" https://smartdefine.org/invaluable/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, invaluable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/invaluable/thesaurus/synonyms>.
MLASmart Define. "invaluable thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/invaluable/thesaurus/synonyms>