| Warteschlangentheorie | queue theory queueing theory |
| Warteschlange | line queue waiting line waiting queue |
| Beschlagenheit | proficiency |
| Wissenschaftstheorie | philosophy of science |
| Mengentheorie | set theory |
| Kategorientheorie | category theory |
| Automatentheorie | automata theory |
| Wellentheorie | wave model wave theory |
| Zahlentheorie | theory of numbers |
| Sprechakttheorie | speech act theory |
| Warteschleife | hold holding |
| Luftschlangenspray | aerosol string |
| Schlangenbohne | black-eyed pea |
| Schlangengurke | snake gourd |
| Schlangenstein | serpentine cobra |
| schlangenförmig | serpentine |
| Schlangenlinie | swerving line |
| Verschwörungstheorie | conspiracy theory |
| Dramentheorie | dramatic theory |
| Graphentheorie | graph theory |