- conspiracy, confederacy - a secret agreement between two or more people to perform an unlawful act
--1 is a kind of agreement, understanding
--1 has particulars: conspiracy of silenceDerived form: verb conspire2 - conspiracy, cabal - a plot to carry out some harmful or illegal act (especially a political plot)
--2 is a kind of plot, secret plan, game
--2 has particulars: Gunpowder PlotDerived form: verb conspire1 - conspiracy, confederacy - a group of conspirators banded together to achieve some harmful or illegal purpose
--3 is a kind of set, circle, band, lot
--3 has members: conspirator, coconspirator, plotter, machinator