This is the 62nd most frequent Bulgarian word.
края
The Bulgarian word "края" means "the end" or "the edge" in English.
'Края' is used here to specify the conclusion of the book.
Края на книгата беше изненадващ.
The end of the book was surprising.
'Края' in this context means the outskirts or boundary of the city.
Той живее в края на града.
He lives at the edge of the city.
'Края' here refers to the end or conclusion of the journey, being in the definite form.