Expatriation(n.) The act of banishing, or the state of banishment; especially, the forsaking of one's own country with a renunciation of allegiance.
Thesaurus Entries
abandonment, abdication, abeyance, abjurement, abrogation, absolute contradiction, annulment, cessation, cession, chucking, chucking out, cold storage, contempt, contradiction, contrary assertion, contravention, controversion, countering, crossing, declination, declining, denial, desistance, despisal, despising, disaffirmation, disallowance, disapproval, disavowal, discard, disclaimer, disclamation, discontinuance, discounting, dismissal, disowning, disownment, dispensation, disposal, disposition, disproof, disregard, dropping out, dumping, exception, exclusion, expatriation, forbearance, forgoing, forswearing, gainsaying, getting rid of, giving up, handing over, ignoring, impugnment, letting go, nonacceptance, nonapproval, nonconsideration, nonexercise, nullification, palinode, palinody, passing by, putting away, putting out, rebuff, recantation, refusal, refutation, rejection, release, relinquishment, reneging, renouncement, renunciation, repudiation, repulse, resignation, retractation, retraction, revocation, revokement, riddance, sacrifice, scouting, spurning, surrender, suspension, swearing off, throwing out, turning out, unsaying, waiver, withdrawal, withdrawing, yielding