The antonyms for the word "upholds" can be categorized into different groups depending on the context it is used in. In terms of physical orientation, the antonyms for "upholds" can be "lays down," "dismantles," "drops," or "lowers." In legal and ethical contexts, it could be "violates," "dishonors," "corrupts," or "undermines." In a social context, "oppresses," "discriminates," and "suppresses" are commonly used as antonyms for "upholds." Other antonyms may include "neglects," "ignores," "forfeits," and "denies.