I. “+ verb
Etymology: Middle English unloven, from un- (II) + loven to love — more at love
transitive verb
: to cease to love
he must not unlove her but he must certainly leave her — Delineator
intransitive verb
: to stop loving something
he can … unlove so easily — Robert Hichens
II. ˈənˌləv noun
Etymology: un- (I) + love, n.
: absence of love : hate
after months of gnawing unlove — Martha Gellhorn