When it comes to expressing the idea of resisting or confronting something, there are numerous synonyms for the phrase "stands up to". Some alternatives include "opposes", "defies", "confronts", "challenges", "withstands", "rebels against" and "refuses to back down". All of these different expressions communicate a similar sense of pushing back against external pressures or perceived threats, whether they are physical, emotional or intellectual in nature. By choosing the right term to convey this idea, writers can help to create a powerful and impactful message that resonates with their audience.