| Koniotomie | cricothyrotomy |
| Monotonie | monotony monotonicity |
| Lobotomie | lobotomy leucotomy |
| Zootomie | zootomy |
| Zökotomie | cecotomy typhlotomy |
| Kolektomie | colectomy |
| Monosomie | monosomy |
| Konditorin | pastry chef |
| Konsommee | consomme |
| Königtum | monarchy |
| Ökonomie | economy |
| Foniatrie | phoniatrics |
| Kosmogonie | cosmogony |
| Kronkolonie | crown colony |
| Oniomanie | oniomania |
| Episiotomie | episiotomy perineotomy |
| Mikrotomie | microtomy |
| Adenotomie | adenotomy |
| Autotomie | autotomy |
| Dichotomie | dichotomy |