General Synonyms:
* Submissive: Implying a lack of resistance or willingness to obey.
* Compliant: Readily yielding to the wishes or authority of another.
* Yielding: Giving way to pressure or force.
* Amenable: Open to suggestion or influence.
* Passive: Not actively opposing or resisting.
* Docile: Easily managed or controlled.
More Specific Synonyms:
* Conciliatory: Seeking to appease or reconcile.
* Pliable: Easily influenced or manipulated.
* Tractable: Easy to control or manage.
* Resigned: Accepting something unpleasant without protest.
* Tolerant: Willing to accept different viewpoints or behaviors.
The best synonym will depend on the context of the sentence and the specific meaning you want to express.