What is another word for "overboard"?

Roget's Thesaurus (1911) lists these synonyms for "overboard": abandon, abandonment, about, abstain, abstinence, alone, apart, aside, away, back, banish, bar, bating, behind, blackball, cast, cede, cession, chosen, cofferdam, course, culls, declination, decline, deed, deny, derelict, dereliction, destroy, desuetude, disburden, discard, disclaim, disjoin, dismantle, dismiss, dispensation, dispense, dispose, dispossess.