* Independent: This is a general antonym, meaning not being subject to the control of another.
* Assertive: This suggests a confident and self-assured attitude, the opposite of being submissive.
* Dignified: This implies a sense of self-respect and worthiness, contrasting with the lowliness of being servile.
* Autonomous: This emphasizes self-governance and freedom from external control.
* Bold: This describes a fearless and confident attitude, contrasting with the timidity of being servile.
* Dominant: This is a more forceful antonym, implying a position of power and control, the opposite of being submissive.
The best antonym will depend on the specific situation and the intended meaning.