Hetmans were historically leaders of Cossack forces in Ukraine and Poland. There are a few synonyms for the word "Hetman" that can be used to describe these leaders and their roles in history. Some of these synonyms include "military chieftain," "warlord," "general," or "commander." Additionally, some may use "Cossack captain" or "Cossack leader" to refer specifically to the Hetmans of the Cossack forces. These synonyms emphasize the military or leadership aspects of the Hetman's role, and are commonly used in historical texts and discussions of Ukrainian and Polish history.