Present participle; Past participle - propagating - propagated Present - propagate - propagate - propagates - propagate - propagate - propagate Past - propagated - propagated - propagated - propagated - propagated - propagated Future - will propagate - will propagate - will propagate - will propagate - will propagate - will propagate Present conditional - would propagate - would propagate - would propagate - would propagate - would propagate - would propagate Present Perfect - have propagated - have propagated - has propagated - have propagated - have propagated - have propagated Past Perfect - had propagated - had propagated - had propagated - had propagated - had propagated - had propagated Future Perfect - will have propagated - will have propagated - will have propagated - will have propagated - will have propagated - will have propagated Past conditional - would have propagated - would have propagated - would have propagated - would have propagated - would have propagated - would have propagated Imperative - - - propagate - - - - - - - -