| Esperanto | Deutsch | |
| taŭro | Bulle | ✘ |
| buleo | Bulle | ✘ |
| bulo | [Typographie] Bullet | ✘ |
| bulteno | Bulletin | ✘ |
| bovokulo | [Schifffahrt] Bullauge | ✘ |
| buldozo | Bulldozer | ✘ |
| buldogo | Bulldogge | ✘ |
| virbovo por bredado | Zuchtbulle | ✘ |
| Bulingo | Büllingen | ✘ |
| ebulioskopo | Ebullioskop | ✘ |
| Nibolo | Niebüll | ✘ |
| bultenejo | [EDV] Bulletin Board System | ✘ |
| afiŝejo | [EDV] Bulletin-Board-System | ✘ |