Centumvir is a term that refers to one of the hundred magistrates who held judicial and legislative powers in ancient Rome. However, there are several synonyms for the word centumvir that can be used in modern English. Some of the synonyms include a judge, jurist, magistrate, adjudicator, arbiter, and assessor. All these words are used to describe an individual entrusted with the responsibility of making legal decisions and settling disputes. These words can be substituted for centumvir, depending on the context and the tone of the sentence. Overall, synonyms for centumvir allow for a broader range of expression and variation in language that keep it from becoming monotonous.