To conspire is to work together and secret plans, or that events are happening that seem to lead to a particular situation or result.
To feign ignorance of or fail to take measures against a wrong, thus implying tacit encouragement or consent:
To conceive and arrange the action and incidents of:
(Intransitive) To work or act together, especially for a common purpose or benefit.
The definition of devise is to plan or create by thinking through.
To scheme is to plot or plan to do something.
To engage in secret or underhand schemes; plot.
To work out a secret plan to achieve an evil or illegal end
To have as a specific aim or purpose; intend:
Find another word for collude. In this page you can discover 18 synonyms, antonyms, idiomatic expressions, and related words for collude, like: in-collusion, collaborate, complicit, conspire, connive, plot, cooperate, abet, devise, scheme and intrigue.