Wiktionary
conspiratory
a. Of, or relating to a conspiracy; conspiratorial.
Usage examples of "conspiratory".
He looked good, he looked rested, not a hair out of place and the dark eyes that remained so lively in a sere, enigmatic mask swept over the conspiratory powers of Esperance with not a hint of doubt, not of himself, not of the Alliance, not of the force he represented.