disloyal, unfaithful
Warst du illoyal?
Were you disloyal?
Wollen Sie andeuten, dass Dr. Oppenheimer den USA gegenüber illoyal war?
Are you implying that Dr. Oppenheimer was disloyal to the United States?
— Oppenheimer (2023)
Du warst illoyal, Tom.
You were disloyal, Tom.
Glauben Sie, er würde sich je illoyal verhalten?
Do you believe he would ever act disloyally?