There are several synonyms for the word "replicator" which can vary depending on the context in which the word is used. Some possible synonyms include duplicator, copier, reproducer, imitator, and cloner. A duplicator is a device or machine that can create copies of something, much like a replicator. Copiers are also often used to create replicas of documents or images. A reproducer is another term that refers to a device that can create exact copies of something. An imitator refers to something or someone that can mimic or copy the actions or traits of something else. Finally, a cloner is a machine or biological process that can create identical copies of living organisms.