| Olsa | Olza |
| Ölsatz | amurca |
| Ölsand | bituminous sand oil sand tar sands |
| Ölsäure | oleic acid |
| Balsa | balsa |
| Ölstand | dip |
| Kölsch | Kölsch Colognian |
| kölsch | Colonian |
| Ölspur | trail of oil |
| Elsaß | Alsace |
| Elsass | Alsace |
| Balsam | balm balsam |
| Pulsar | pulsar |
| Olsztyn | Olsztyn |
| Polster | bolster cushion |
| Volsker | Volscian |
| Ölschaum | amurca |
| Ölsumpf | sump |
| Folsäure | folic acid |
| Holster | holster |