The Collaborative International Dictionary
Miscreancy
Miscreance \Mis"cre*ance\, Miscreancy \Mis"cre*an*cy\, n. [OF.
mescreance, F. m['e]cr['e]ance incredulity.]
The quality of being miscreant; adherence to a false
religion; false faith. [Obs.]
--Ayliffe.
Wiktionary
miscreancy
n. (alternative form of miscreance English)