The term 'considerable account' can be summarized by the word 'SAGA, ' which is a four-letter word. A SAGA is a long, narrative story that often involves heroic deeds and legendary figures. It is usually set in a historical or mythical context and is often used to explain the origins of a particular culture or people. In literature, sagas are often used to tell stories of great heroes and their adventures. In modern times, the term 'SAGA' is also used to refer to any long, complicated story or series of events.