| Originalton | original soundtrack direct quote |
| Original | original |
| original | original |
| Originalität | originality |
| Originaltitel | original title |
| originell | original inventive fancy |
| originär | original |
| Ordination | ordination |
| Orientalin | Oriental |
| trigonal | trigonal |
| Imagination | imagination |
| Kriminalist | criminologist |
| Kriminalistin | criminologist |
| Ordinale | ordinal number |
| Ostinato | ostinato |
| Elimination | elimination |
| Kriminalität | criminality delinquency |
| Kriminalroman | crime novel |
| Obstination | obstinacy obstination |
| Ordinate | ordinate |