Synonyms: baken, ton, baak
| Part of speech | common noun |
|---|---|
| Pronunciation | /buj/ |
| Hyphenation | boei |
| Gender | historically feminine, nowadays also masculine |
| Plural | boeien |
| English | buoy |
|---|---|
| Esperanto | buo |
| Faeroese | dupul; boya |
| Finnish | poiju |
| French | balise |
| German | Boje |
| Papiamento | bui |
| Portuguese | bóia |
| Russian | буй |
| Spanish | boya |
| West Frisian | beaken; boei |