acquiescent

adj

1. 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.”

   “The third role, acquiescent was mostly identified in the interviews when students highlighted their willingness to accept suggested placements [...] and stressed that they could adapt to given conditions...”

2. Resting satisfied or submissive; disposed tacitly to submit.

   “an acquiescent policy”