| Oktober | October |
| Oktoberfest | Oktoberfest |
| Oktaeder | octahedron |
| Oktole | octuplet |
| Kober | basket fish trap |
| Doktor | doctor physican |
| Oktave | octave octonion Cayley algebra Cayley numbers |
| Oktogon | octagon |
| Oktopus | octopus |
| Aktor | actuator |
| Ektoderm | ectoderm |
| Tobel | glen |
| Toben | romp |
| toben | rage |
| stöbern | rummage |
| Kloben | bracket |
| Snöber | snowboarder |
| ober | upper above |
| Ober | waiter queen |
| Knobel | die |