German word auch comes from Proto-Indo-European *h₂weg-, and later Proto-Germanic *auk (And. But also Also, too. Furthermore, in addition.)
| Dictionary entry | Language | Definition |
|---|---|---|
| *h₂weg- | Proto-Indo-European (ine-pro) | |
| *h₂owg-éye- | Proto-Indo-European (ine-pro) | |
| *auk | Proto-Germanic (gem-pro) | And. But also Also, too. Furthermore, in addition. |
| ouh | Old High German (goh) | Also, too, as well. |
| auch | German (deu) | (rare, dated) and so. Also, too. Even (in the sense of "including the extreme case of"; cf. Early Modern English cognate eke). Really. |