What is another word for "abandonment"?

Roget's Thesaurus (1911) lists these synonyms for "abandonment": abandon, abdicant, abdicate, abdication, abjuration, abjure, abrogate, abrogation, accept, all, apart, argument, aside, avast, away, back, behind, bid, break, cast, cave, cease, cede, cessation, cession, course, culls, day, deed, defection, deny, depart, derelict, dereliction, desert, desertion, desist, desuetude, disburden, discard.