Bad / Dishonest
hypocrisy - Behavior that is the opposite of how one actually is, being fake by pretending to be one thing, and acting in the opposite way.

The politician was guilty of hypocrisy because he promised reforms, but his real goal was to enrich himself and his friends.
nepotism - When those with power or influence favor relatives, friends, or associates, such as by giving them jobs or ruling in their favor.

The public was disappointed by the nepotism of the newly elected mayor, when they saw that his whole government was filled with incompetent friends and relatives.