Priciness is a synonym of expensiveness.
As nouns the difference between expensiveness and priciness
is that expensiveness is the state of being expensive; entailing great expense while priciness is the quality of being pricy, that is, expensive.
expensiveness
English
Noun
(-)
The state of being expensive; entailing great expense.
priciness
English
Alternative forms
*priceyness
Noun
(-)
The quality of being pricy, that is, expensive.
Synonyms
*(quality of being pricy) expensiveness, costliness