There are several synonyms for the phrase "publicly accuse" that can be used in different contexts and situations. One such term is "denounce," which means to publicly condemn or criticize someone for their actions or behavior. Another synonym is "implicate," which refers to stating or suggesting someone's involvement in a particular wrongdoing or crime. "Blame," "charge," and "impeach" are other terms that can be used in place of "publicly accuse" in specific scenarios. While each of these synonyms has its unique connotations, they all imply blaming or censuring someone publicly for their alleged crimes or misconduct.