Sbirro is an Italian word that means cop or police officer. However, there are several other synonyms for this word that can be used in different contexts. For example, the words "guardian," "law enforcement officer," and "police officer" can all be used interchangeably with sbirro. Other synonyms for sbirro include "constable," "inspector," "detective," and "sheriff." These words can be used in formal writing or in informal situations where the speaker wants to sound witty or sarcastic. Regardless of the word used, the meaning remains the same - sbirro and its synonyms all refer to someone who is responsible for upholding the law and maintaining order in a community.