involvement in a wrongful act
complicity - involvement
The word ‘complicity’ is used to refer to participation or some level of entanglement in something immoral or illegal. The term does not imply that you are solely guilty or even the main driving force, rather it indicates that you have knowingly helped somebody else commit a wrongful act. In other words, complicity makes you an accomplice. Often used in relation to legal matters.
There is no proof of her complicity in the murder, so I expect her to be fully acquitted by the court.
Our internal investigation managed to identify all those who were complicit in the illegal operation.
I had to take all the blame for the mishandling of the negotiations because my partner did not have the integrity to admit his own complicity.