acquiescent

willing to acquiesce, accept or agree to something without objection, protest or resistance

This view is reflected in the novelist's stock portrait of the white-man-in-exile's dusky mistress; an acquiescent shadow, who comes to life only if thrown aside, when, sinister and vindictive, she is ready with the wasting poison.

resting satisfied or submissive; disposed tacitly to submit

an acquiescent policy