Indo-European Languages (They Are Protected)

Centum languages

 * Germanic:
 * West Germanic
 * High German
 * Bavarian
 * Swabian
 * Thuringian
 * Franconian
 * Low Franconian
 * Flanderish
 * Saxon
 * Anglo-Frisian
 * Anglic
 * English
 * Northumbrian
 * Frisian
 * North Germanic
 * West Scandinavian
 * Norwegian
 * Icelandic
 * Faroese
 * Norn
 * Greenlandic
 * East Scandinavian
 * Danish
 * Swedish
 * East Germanic
 * Crimean Gothic
 * Romance:
 * Western Romance
 * Italian
 * Gallo-Romance
 * Francian
 * Neustrian
 * Burgundinian
 * Aquitanian
 * Ibero-Romance
 * Gallecian
 * Lusitian
 * Terracon
 * Baetican
 * Eastern Romance
 * Dalmatian
 * Aromian
 * Vlachian
 * Sardinian
 * Celtic:
 * Goidelic
 * Gaeilig
 * Scots Gaelic
 * Brythonic
 * Western Brythonic
 * Britonic
 * Regedic / Cumbric
 * Dumnonic
 * Southwestern Brythonic
 * Cornubian
 * Northern Brythonic
 * Brithanac
 * Manx
 * Southern Brythonic
 * Armoric
 * Avoric
 * Greek

Satem languages

 * Slavic:
 * East Slavic
 * Byellorussian
 * Russian
 * Rusyn
 * Ukranian
 * West Slavic
 * Lechitic group
 * Polish
 * Polabian
 * Pomeranian
 * Kashubian
 * Slovincian
 * Sorbian
 * Lower Sorbian
 * Upper Sorbian
 * Czech-Slovak group
 * Czech
 * Pannonian Rusyn
 * Slovakian
 * South Slavic
 * Bulgarian
 * Serbian
 * Chrobatian
 * Karantanian
 * North Slavic
 * Lesavian
 * Velogian
 * Kuresian
 * Novgorodian
 * Baltic:
 * Western Baltic
 * Galindan
 * Prussian
 * Sudovian
 * Eastern Baltic
 * Curonian
 * Latvian
 * Lithuanian
 * Selonian
 * Semigallian
 * Illyrian (Albanian)
 * Indo-Iranian:
 * Indo-Aryan
 * Iranian
 * Dardic
 * Nuristani
 * Armenian