The term BALTIC is associated with a region in Northern Europe, which includes the countries of Estonia, Latvia, and Lithuania. The crossword solutions LETTS (5 letters), ESTONIA (7 letters), LITH (4 letters), KIEL (4 letters), ODER (4 letters), RIGA (4 letters), LETT (4 letters), LATVIA (6 letters), and SEA (3 letters) are all related to this region. LETTS is an archaic spelling of the people of Latvia, ESTONIA is a country in the region, LITH is an abbreviation for Lithuania, KIEL is a port city in Germany, ODER is a river that forms part of the border between Germany and Poland, RIGA is the capital of Latvia, LETT is an archaic spelling of the people of Latvia, LATVIA is a country in the region, and SEA is an abbreviation for the Baltic SEA, which borders the region.