anti-democratic; undemocratic
Describes actions, policies, or attitudes that oppose democratic principles or processes.
The decision was criticized as anti-democratic.
The anti-democratic regime ignores the voice of the people.
Also means 'undemocratic', but 反民主的 implies active opposition to democracy, while 非民主的 simply means 'not democratic' or lacking democratic qualities.
Compound of 反 (anti-) + 民主 (democracy) + 的 (-tic, adjectival suffix).