Webster's Revised Unabridged Dictionary · 1913

Impiety

Impiety (im*pī"e*ty) , noun

[Latin impietas, from impius impious; compare French impiété. See Impious, Piety.]

1.
The quality of being impious; lack of piety; irreverence toward the Supreme Being; ungodliness; wickedness.
2.
An impious act; an act of wickedness.
Those impieties for the which they are now visited. — Shakespeare