abasing
v.v. to behave in a way that makes you or someone else seem less important or less worthy of respect. It often describes someone acting very humble or shameful to please others.
v. to lower in rank, prestige, or esteem; to humble or degrade oneself or another. Transitive in nature, though frequently used reflexively to describe self-humiliation.
He was tired of abasing himself just to keep his job.
The prisoner was forced into abasing himself before the guards to receive his daily rations.
In many historical court rituals, subjects were expected to perform elaborate gestures of abasing themselves to demonstrate total submission to the monarch's absolute authority.
The verb is transitive and frequently takes a reflexive pronoun (e.g., 'abasing himself').