bad faith
1. Deceptive or dishonest behavior. I'm afraid there will be many more instances of bad faith as this campaign continues.
2. Distrustfulness. There's too much bad faith between us. I mean, how can I trust her now, knowing that she stole all of that money from our company? It's really impossible to negotiate in bad faith like this.
bad ˈfaith
1 lack of trust between two people: The dispute was the cause of a lot of bad faith and bitterness.
2 dishonest behaviour: There were many accusations of bad faith on the part of the government.