As a noun setoff is
(finance) the situation where a bank or similar organisation repays itself money owed by an accountholder out of his or her account.
setabout
Not English
Setabout has no English definition. It may be misspelled.
setoff
English
Noun
(
en noun)
(finance) The situation where a bank or similar organisation repays itself money owed by an accountholder out of his or her account.