['præviti]
n.
<古>堕落
腐化,败坏

Pravity \Prav"i*ty\, n. [L. pravitas, from pravus crooked,
perverse.]
Deterioration; degeneracy; corruption; especially, moral
crookedness; moral perversion; perverseness; depravity; as,
the pravity of human nature. ``The pravity of the will.''
--South.