Subvert refers to the act of undermining or overthrowing something established, such as a system, government, or tradition. Common synonyms for subvert include sabotage, overthrow, undermine, weaken, and topple. Other synonyms for subvert include disrupt, dismantle, destabilize, unseat, displace, and subjugate. Additionally, subvert can be replaced by terms like challenge, contest, resist, contravene, and oppose when referring to ideas or behaviors that go against established norms. Overall, the word subvert has a wide range of synonyms that can be used depending on the context and the level of disruption or overthrow involved.