The crossword solution for the term 'Eritrea Neighbor' is Sudan, which is a country located in North-Eastern Africa. It is bordered by Egypt to the north, the Red Sea to the northeast, Eritrea and Ethiopia to the east, South Sudan to the south, the Central African Republic to the southwest, Chad to the west, and Libya to the northwest. Sudan is the third largest country in Africa and has a population of over 40 million people.