Sub-missive refers to a person or behavior that shows a willingness to obey or submit to the will of others. The antonyms of sub-missive describe a person or behavior that opposes or resists control, domination, or authority. Some of the antonyms for submissive include dominant, assertive, independent, confident, bold, and rebellious. A dominant person is self-assured and holds power and control over others. An assertive person is confident and self-assured, and they know how to express their opinions confidently without being aggressive. An independent person is self-sufficient, able to make decisions without seeking permission or guidance from others. Bold and rebellious people are unafraid to challenge authority and follow their own path.