The Collaborative International Dictionary
Inchastity
Inchastity \In*chas"ti*ty\, n. [Pref. in- not + chastity: cf. F.
inchastet['e].]
Unchastity. [Obs.]
--Milton.
Wiktionary
inchastity
n. (context obsolete English) Absence of chastity; the quality of being unchaste.