Answer: endsit

AnswerCrossword Clue
ENDSITBreaks up a relationship
ENDSITBreaks off a romantic relationship
ENDSITSays goodbye to a lover
ENDSITBreaks off a relationship
ENDSITBreaks things off
ENDSITGives back the engagement ring, e.g.
ENDSITWrites a Dear John letter, say
ENDSITCalls off the romance
ENDSITAdmits defeat
ENDSITBreaks up
ENDSITBreaks up, informally
ENDSITThrows him out, say
ENDSITBreaks up with a lover
ENDSITRings down the curtain
ENDSITCalls things off
ENDSITWrites John a letter?
ENDSITStops going out
ENDSITCalls the whole thing off