"undo sth" in German to undo sth. etw. ungeschehen machen etw. zunichte machen etw. vernichten etw. zerstören Detailed translations for "undo sth" to undo sth. to undo sth. etw. ungeschehen machen to undo sth.(also: to umake sth.) etw. zunichte machen to undo sth.(also: to blight sth., to devastate sth., to umake sth.) etw. vernichten to undo sth.(also: to kill sth., to fordo sth. {fordid, fordone}, to umake sth.) etw. zerstören{transitive verb}