"submissive" in the adjective sense
1. 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"
2. slavish, subservient, submissive
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"
Source: WordNet® (An amazing lexical database of English)
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