One of a group that acts in harmony; a person who is part of a conspiracy. / Part of a group that agree to do an unlawful or unethical act.

plural of conspirator

(intransitive) To secretly plot or make plans together, often with the intention to bring bad or illegal results. / (intransitive) To agree, to concur to one end.

Agreement or concurrence for some end or purpose. / A plot between two or more people against somebody's wishes; conspiracy.

Of, or relating to, or involving conspiration.

Third-person singular simple present indicative form of conspire

simple past tense and past participle of conspire

present participle of conspire

conspiracy

(obsolete) that conspires