Conspirer

con·spire  (kn-spr)

v. con·spired, con·spir·ing, con·spires

v.intr.

1. To plan together secretly to commit an illegal or wrongful act or accomplish a legal purpose through illegal action.

2. To join or act together; combine: "Semisweet chocolate, cocoa powder, espresso, Cognac, and vanilla all conspire to intensify [the cake's] flavor" (Sally Schneider).

v.tr.

To plan or plot secretly.

---

[Middle English conspiren, from Old French, from Latin cnsprre : com-, com- + sprre, to breathe.]

---

con·spirer n.

con·spiring·ly adv.