| Teilprojektleiter | head of sub project sub-project head sub-project leader sub-project manager sub-project supervisor |
| Teilprojektleiterin | head of project sub-project head sub-project leader sub-project manager sub-project supervisor |
| Projektleiter | head of project principle investigator project head project leader project manager project supervisor |
| Projektleiterin | head of project principle investigator project head project leader project manager project supervisor |
| Teilprodukt | by-product |
| Teilzeitarbeiter | part-timer |
| Teilzeiter | part-timer |
| Diaprojektor | slide projector |
| projektieren | project |
| Trittleiter | step ladder |
| Reiseleiter | tour guide guide |
| Wellenleiter | waveguide |
| Teilpächter | sharecropper |
| Abteilungsleiter | department head |
| Tablettenteiler | pill-splitter |
| Teilbarkeit | divisibility |
| Teilchendetektor | particle detector |
| Teilnehmerliste | attendee listing list of attendees list of participants |
| Treteimer | pedal bin |
| Eileiter | Fallopian tube oviduct salpinx |