Prevarication

In the civil law. Deceitful, crafty, or unfaithful conduct; particularly, such as is manlfested in concealing a crime.

Dig. 47, 15, 6.

In English law

A collusion betwcen an informer and a defendant, in order to a feigned prosecution.

Cowell.

Also any secret abuse committed in a publlc office or private commission; also the willful concealment or misrepresentation of truth, by giving evasive or equivocating evidence.