Tartars is a historical term used to refer to Mongol and Turkic peoples who invaded Europe during the medieval period. However, there are many synonyms that can be used instead of this term. Some of the commonly used synonyms are Mongols, Huns, Turks, Scythians, and Tatars. Each of these terms refers to different groups that were part of the greater Tartar empire. Other related words that can be used include nomads, horsemen, or steppe peoples. It is important to use accurate and appropriate terms when referring to historical events and peoples to avoid confusion and misinformation.