Synonyms|34Antonyms|3|Broader|1Narrower|0Related|22
7
dearness(noun, value, expensiveness)
4
expensiveness(noun, value, expensiveness)
4
preciousness
3
exorbitance(noun, extravagance, expensiveness)
2
extravagance(noun, expensiveness)
2
pricelessness(noun, value, expensiveness)
2
richness(noun, expensiveness)
1
inflatedness(noun, expensiveness)
1
inflation(noun, expensiveness)
1
invaluableness
1
luxury
1
outrageousness(noun, expensiveness)
1
stiffness
1
unreasonableness(noun, expensiveness)
1
valuableness(noun, value)
0
costlier
0
costly
0
dearer
0
denomination of banknotes(expression, idiom)
0
endear
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APASmart Define. (2015). costliness thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/costliness/thesaurus/synonyms
ChicagoSmart Define. 2015. "costliness thesaurus" https://smartdefine.org/costliness/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, costliness thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/costliness/thesaurus/synonyms>.
MLASmart Define. "costliness thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/costliness/thesaurus/synonyms>