i Register
In some senses, complot is marked as archaic. Watch for register when choosing this word.
noun
A plot (involving more than one person), conspiracy
LOR. Now to confirme the complot thou hast cast Of all these practices, Ile spread the watch, Vpon precise commandement from the king Strongly to guard the place where Pedringano This night shall murder haples Serberine.
AARON: […] / For I must talk of murders, rapes, and massacres, Acts of black night, abominable deeds, Complots of mischief, treason, villainies, Ruthful to hear, yet piteously perform'd: / […]
verb
To plot together; conspire.
BOLINGBROKE. […] Besides, I say and will in battle prove, Or here, or elsewhere to the furthest verge That ever was survey'd by English eye, That all the treasons for these eighteen years Complotted and contrived in this land, Fetch from false Mowbray their first head and spring.