The word "art obsequious" suggests an overly flattering or submissive behavior towards someone in authority. Its antonyms would imply the opposite, indicating people who are assertive, independent or confident in their attitude. Some suitable antonyms for "art obsequious" include bold, assertive, independent, confident, defiant, confident, non-conformist, or self-assured. These words reflect someone who stands up for themselves and their beliefs, ready to challenge authority, and not afraid to express their opinions or preferences. By promoting these antonyms in our behaviors, we can encourage accountability, individualism, and respect for diversity.