The Collaborative International Dictionary of English v.0.48:

Disbarment \Dis*bar"ment\, n.
   Act of disbarring.
   [1913 Webster]

WordNet (r) 3.0 (2006):

disbarment
    n 1: the act of expelling a lawyer from the practice of law

Moby Thesaurus II by Grady Ward, 1.0:

52 Moby Thesaurus words for "disbarment":
   banishment, blackballing, cashiering, deconsecration, defrocking,
   degradation, demotion, depluming, deportation, deposal, deposition,
   deprivation, dethronement, disbarring, discrownment,
   disenthronement, disfellowship, dismissal, displacement,
   displuming, exclusion, excommunication, exile, expatriation,
   expulsion, extradition, firing, forced resignation, fugitation,
   impeachment, kicking upstairs, liquidation, ostracism,
   ostracization, ousting, outlawing, outlawry, overthrow,
   overthrowal, pensioning off, purge, relegation, removal,
   retirement, rustication, stripping, superannuation, suspension,
   transportation, unchurching, unfrocking, unseating