1. Baltic
1.1. Old Prussian
1.2. Latvian
1.3. Lithuanian
2. Albanian
3. Armenian
4. Anatolian
4.1. Hittite
5. Germanic
5.1. West Germanic
5.1.1. Olld Dutch
5.1.2. Dutch
5.1.3. Flemish
5.1.4. Afrikaans
5.1.5. Frisian
5.1.6. English
5.1.7. Yiddish
5.2. East Germanic
5.2.1. Gothic
5.3. North Germanic
5.3.1. Dannish
5.3.2. Swedish
5.3.3. Norwegian
5.3.4. Icelanding
5.3.5. Faroese
6. slavic
6.1. south slavic
6.1.1. Bulgarian
6.1.2. Slovenian
6.1.3. Serbo-Croation
6.1.4. Makedonian
6.2. East Slavic
6.2.1. Russian
6.2.2. Belarussian
6.2.3. ukranian
6.3. West Slavic
6.3.1. Polish
6.3.2. Czech
6.3.3. Slovak
6.3.4. Sorbian
7. Indo-Iranian
7.1. Indic
7.1.1. Sanskrit
7.1.1.1. Assarnese
7.1.1.2. Bengali
7.1.1.3. Gujarati
7.1.1.4. Hindi
7.1.1.5. Marathi
7.1.1.6. Punjabi
7.1.1.7. Romani
7.1.1.8. Sindhi
7.1.1.9. Singhalese
7.1.1.10. Urdu
7.2. Iranian
7.2.1. Old Persian
7.2.2. Persian
7.2.3. Avestan
7.2.4. Sogdian
7.2.5. Kurdish
7.2.6. Baluchi
7.2.7. Pashto
8. Italic
8.1. Latin
8.1.1. Catalan
8.1.2. French
8.1.3. Italian
8.1.4. Portuguese
8.1.5. Provencal
8.1.6. Provancal
8.1.7. Romansch
8.1.8. Romanian
8.1.9. Spanish
8.1.10. Galician