Term class 
               Basic terms
          The term in English
              Island
          English article
              Part of land in sea (or in equivalent water body, such as in lake), surrounded by water.
The term in Russian
              Остров
          Russian article
              Участок суши в море, окруженный со всех сторон водой.
The term in Finnish
              Saari
          Finnish article
              Saari on veden kokonaan ympäröimä mannerta pienempi maa-alue.
The term in Estonian 
              Saar
          Estonian article
              Saar on täielikult veega ümbritsetud maismaa.