| Rennboot | speedboat |
| Rennbob | bobsleigh |
| Reboot | reboot |
| Rennbahn | racetrack |
| Kennwort | box number cipher password code name |
| Nennwort | noun noun substantive substantive naming word |
| Wohnboot | houseboat |
| Moonboot | moon boot |
| Beiboot | cutter |
| Perlboot | nautilus |
| Mondboot | lunar module |
| Tretboot | pedalo |
| Renner | blockbuster |
| Rennjacht | racer |
| Rennmaus | gerbil |
| Rennrad | racer |
| Rennvogel | cream-colored courser |
| Brennholz | firewood |
| Brennwert | caloric value calorific value energy value fuel value gross heat of combustion heating value |
| Renegat | apostate renegade |