In the article three autonomous classifications of the systems under investigation are offered. The structural one: 1) hierarchical polymodel weakly typified (Russian, Ukrain, Polish, Check); 2) non-hierarchical poly-model weakly typified (Old Greek, Icelandic, Bulgarian); 3) non-hierarchical mono-model highly typified (English, German, Latin). The substratum one: 1) archaic (classical); 2) innovational (modern Slavic, Germanic). The content one: 1) minimal (Germanic, except the celandic); 2) medial (Russian, Latin, Old Greek); 3) maximal (the rest of the Slavic).