| Henne-Ei-Problem | chicken-or-egg question |
| Halteproblem | halting problem |
| kein Problem | no biggie |
| Ziegenproblem | Monty Hall problem |
| Leib-Seele-Problem | mind–body problem |
| Neunerprobe | cast out nines |
| Damenproblem | eight queens puzzle |
| Generalprobe | dress rehearsal final rehearsal |
| Rennrodler | luger |
| Venn-Diagramm | Venn diagram |
| Sonnenwirbele | mâche |
| innere Sprache | inner speech, inner language |
| Fenstersprosse | muntin |
| Feuerprobe | trial by fire |
| Funkenprobe | spark testing |
| Nagelprobe | litmus test |
| Absatzproblem | sales problem |
| Induktionsproblem | problem of induction |
| Luxusproblem | luxury problem |
| Problem | problem trouble |