The term "national debt" refers to the total amount of money that a country owes to its creditors. However, there are several other synonyms for this term that are commonly used. One of the most commonly used synonyms is "public debt", which refers to the amount of money owed by the government to external sources. Another synonym is "sovereign debt", which is a term used to describe the debt owed by a government to foreign entities. Other synonyms for national debt include "federal debt", "government debt", and "treasury debt". Each of these terms highlights a slightly different aspect of the country's debt and its relationship to the government.