submissive

inclined or willing to submit to orders or wishes of others or showing such inclination; "submissive servants"; "a submissive reply"; "replacing troublemakers with more submissive people"

abjectly submissive; characteristic of a slave or servant; "slavish devotion to her job ruled her life"; "a slavish yes-man to the party bosses"- S.H.Adams; "she has become submissive and subservient"