pander

[…] if ever you prove false one, to another since I have taken such paine to bring you together let all pittifull goers betweene be cald to the worlds end after my name, call them all Panders, let all constant men be Troylusses all false woemen Cressids, and all brokers betweene panders

Camillo was his helpe in this, his Pandar:

There is a Plot against my Life, my Crowne;

All's true that is mistrusted: that false Villaine,

Whom I employ'd, was pre-emplot'd