Gladiatorial combat is a term used to refer to a type of combat sport that took place in ancient Rome. There are several synonyms for this term that can be used to describe this activity. One of the most common synonyms is "arena combat," which refers to any type of combat that takes place in an arena. Another synonym for gladiatorial combat is "sword fighting," which specifically refers to combat that involves the use of swords. Additionally, "battle to the death" is another synonym that can be used to describe this type of combat, as it accurately conveys the perilous and lethal nature of these fights. In summary, there are several synonyms for the term "gladiatorial combat," each of which accurately portrays the dangerous and thrilling nature of this ancient sport.