| offene Frage | moot point |
| offene Menge | open set |
| offene Linie | open file |
| offene Silbe | open syllable |
| offen zeigen | flaunt |
| offene Spiele | Open Game |
| offene Stelle | opening |
| offener Fonds | open-end fund |
| offenes Ende | cliffhanger |
| offener Brief | open letter |
| Fangfrage | loaded question |
| Gegenfrage | counterquestion |
| Judenfrage | Jewish question |
| Onlineumfrage | online survey |
| Offenes Mikro | open mic |
| Offenlegung | disclosure |
| offene | open source |
| offener Kern | interior |
| offenes Buch | open book |
| offenkettig | open-chain |