The story
- Latin · derived fromimpietas
- Old French · derived fromimpieté
- English todayimpiety
From Old French impieté, from Latin impietas, from in- (“not”) + pietas (“piety”), from pius (“pious, devout”) + -tās (“-ty, -dom”). By surface analysis, impious + -ety.
Etymology from Wiktionary, CC BY-SA 4.0.