What is another word for eternal triangle?
Pronunciation: [ɪtˈɜːnə͡l tɹˈa͡ɪaŋɡə͡l] (IPA) 
The term "eternal triangle" typically refers to a romantic relationship between three people, with one person caught in the middle. However, there are many different ways to describe this type of situation with other words and phrases. Some synonyms include love triangle, three-way relationship, polyamorous relationship, affair, menage à trois, entanglement, and complicated romance. Each of these terms has its own connotations and nuances, but they all relate to the idea of a complex romantic dynamic between multiple individuals. Whatever term you use, the eternal triangle remains an enduring theme in literature, film, and popular culture.
