Sovereign power, also known as supreme power, refers to the authority and control governing a nation or state. Synonyms for this term can include supreme authority, ultimate power, and total control. Other synonyms for the word "sovereign" can include autonomous, independent, or self-ruling. Sovereign power is often associated with monarchy, but can also exist within other types of governmental structures, such as republics or dictatorships. Some may use the term "sovereign state" to describe a country with its own unique government and control over its own territory, displaying the highest level of independence and authority. Ultimately, sovereign power represents the ultimate source of control, regulation, and decision-making in any given state or nation.