3
expensively(adverb, expensively)
2
dearly(adverb, expensively)
2
incalculably
2
inestimably
2
invaluable
2
preciously
2
pricelessly
2
valuably
1
exorbitantly(adverb, expensively)
1
extravagantly(adverb, expensively)
1
fathomlessly
1
outrageously(adverb, expensively)
1
richly(adverb, expensively)
1
uneconomically(adverb, expensively)
1
unreasonably(adverb, expensively)
0
beyond price(expression, idiom)
0
close
0
costly
0
dear
0
delicate
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APASmart Define. (2013). invaluably thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/invaluably/thesaurus/synonyms
ChicagoSmart Define. 2013. "invaluably thesaurus" https://smartdefine.org/invaluably/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2013, invaluably thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/invaluably/thesaurus/synonyms>.
MLASmart Define. "invaluably thesaurus" 17 June 2013. Web. 20 September 2026. <https://smartdefine.org/invaluably/thesaurus/synonyms>