disloyally

[Williamorect]

without loyalty; in a disloyal manner

[Renato]

In a disloyal manner

[ScottLer]

Not faithfully; treacherously; disobediently.

[Williamorect]

Disloyally refers to the act of behaving dishonestly, unfaithfully, or behaving in a way that breaks the promise of loyalty towards someone or something. It can involve betraying trust, violating a commitment, or failing to uphold the standard of faithfulness and fidelity.