stool
/ˈstül/
noun
a seat usually without back or arms supported by three or four legs or by a central pedestal
a low bench or portable support for the feet or knees : footstool
a seat used as a symbol of office or authority; also : the rank, dignity, office, or rule of a chieftain
verb
to throw out shoots in the manner of a stool
noun
a person acting as a decoy or informer; especially : a spy sent into a group to report (as to the police) on its activities
a pigeon used as a decoy to draw others within a net