'Rampancy' definitions:

Definition of 'Rampancy'

From: GCIDE

Rampancy \Ramp"an*cy\ (r[a^]mp"an*s[y^]), n. The quality or state of being rampant; excessive action or development; exuberance; extravagance. "They are come to this height and rampancy of vice." --South. [1913 Webster]