Historical languageThe Indo-European Language Family

1. Germanic

1.1. West Germanic

1.1.1. Low German

1.1.1.1. English

1.1.1.2. Dutch

1.1.1.3. French

1.1.2. High German

1.1.2.1. German

1.1.2.2. Yiddish

1.2. North Germanic

1.2.1. Swedish

1.2.2. Danish

1.2.3. Norwegian

1.2.4. Icelandic

1.3. East Germanic

1.3.1. Gothic

1.3.2. Vandal

1.3.3. Burgundian

2. Slavic

2.1. Baltic

2.1.1. Latvian

2.1.2. Lithuanian

2.1.3. Old Prussian

2.2. Slavic

2.2.1. East Slavic

2.2.1.1. Russian

2.2.1.2. Ukrainian

2.2.1.3. Belarusian

2.2.2. West Slavic

2.2.2.1. Polish

2.2.2.2. Czech

2.2.2.3. Slovak

2.2.2.4. Sorbian

2.2.3. South Slavik

2.2.3.1. Serbo-Croatian

2.2.3.2. Slovene

2.2.3.3. Bulgarian

2.2.3.4. Macedonian

3. Celtic

3.1. Irish

3.2. Scottish Gaelic

3.3. Welsh

3.4. Manx

3.5. Cornish

3.6. Breton