sumptuosity
The state or quality of being sumptuous; wealth; high price
countable, uncountable
Macedon may justly be called to witness, who found more cities and sumptuosity in that little kingdom of Porus […] than in all his other travels and undertakings.
Where it comes from
From sumptuo(u)s + -ity, from Latin sumptuositas: compare French somptuosité.
Adapted from the Wiktionary entry sumptuosity (CC BY-SA 4.0).