The term 'Neighbor of Algeria' can be answered by two crossword solutions: Mali (4 letters) and Tunisia (7 letters). Mali is a landlocked country in West Africa, bordered by Algeria to the north, Niger to the east, Burkina Faso and Ivory Coast to the south, Guinea to the south-west, and Senegal and Mauritania to the west. Tunisia is a North African country bordering Algeria to the west and Libya to the south-east. It has a Mediterranean Sea coastline in the north and is home to the ancient city of Carthage.