Subservient
Part of speech: adjective
Definition: Useful in an inferior capacity. Obsequiously submissive.
Example sentence: Capitalism knows only one color: that color is green; all else is necessarily subservient to it, hence, race, gender and ethnicity cannot be considered within it.
Submissive
Part of speech: noun
Definition: one who submits
Part of speech: adjective
Definition: Meekly obedient or passive.
Example sentence: I am not a passive person, but I chose to fall into a more submissive role in our relationship because I wanted to do everything in my power to make my marriage and family work.