Protests are means of expressing disagreement or discontent with a particular decision or action. However, instead of using the phrase "protests against," there are many other synonyms that one can use. For instance, one can use the term "opposition" to convey a strong sense of resistance to a particular decision or action. Similarly, the phrase "resistance to" can also be an appropriate synonym, especially when one is trying to illustrate a determined fight against particular injustices. Other synonyms for "protests against" include "dissent," "objection," "disapproval," "rebellion," and "revolt." Therefore, it's essential to utilize the right synonyms to convey a meaningful and accurate message that captures the sentiments behind the protest.