| Ortolan | ortolan |
| Orthogon | rectangle |
| Orthoklas | orthoclase |
| Fortran | Fortran |
| Ortgang | bargeboard gableboard verge vergeboard |
| Portulak | purslane common purslane little hogweed pigweed pusley verdolaga |
| fortan | henceforth |
| orten | locate |
| ertönen | ring out sound |
| ertöten | stifle |
| Bitola | Bitola |
| Sotolon | sotolon |
| Oktole | octuplet |
| Stola | stola stole |
| Tola | tola |
| Roland | Roland Rolland Rowland |
| Aorten | aortic |
| Cortison | cortisone |
| Fortblasen | puffery |
| fortblasen | blow |