Dutch word boek comes from English beech, and later Proto-Indo-European *bʰeh₂ǵos (Beech.)
| Dictionary entry | Language | Definition |
|---|---|---|
| beech | English (eng) | A tree of the genus Fagus having a smooth, light grey trunk, oval, pointed leaves and many branches.. The wood of the beech tree. |
| *bʰeh₂ǵos | Proto-Indo-European (ine-pro) | Beech. |
| *bōks | Proto-Germanic (gem-pro) | Book. Letter, written message. |
| *bōkijǭ | Proto-Germanic (gem-pro) | Beech. |
| buok | Old Dutch (odt) | |
| *buok | Old Dutch (odt) | |
| *buoka | Old Dutch (odt) | |
| boec | Middle Dutch (dum) | Book. Book, tome, volume (of a larger work). |
| boek | Dutch (nld) | Book. |