| Trittroller | scooter |
| Tretroller | kick scooter |
| Blattroller | leaf-rolling weevil |
| Triller | trill |
| Trittleiter | step ladder |
| Bettrolle | bedroll |
| Controller | controller |
| Kontroller | controller |
| Tiroler | Tyrolean |
| Trinkrohr | drinking straw |
| Trittstufe | tread |
| Triathlet | triathlete |
| Triole | triplet |
| Triticale | triticale |
| Fritter | coherer |
| Kritzler | scribbler |
| Ritterorden | order of knighthood |
| Dritter | third |
| Eritreer | Eritrean |
| Rittberger | loop jump |