| Kathete | cathetus |
| Katheter | catheter |
| Kathole | papist |
| Katheder | lectern |
| Kathode | cathode |
| Athene | Athena |
| Machete | machete |
| Katzerl | kitten |
| Katalexe | catalexis |
| Kataster | land register cadastre |
| Kate | cabin |
| Käte | Cate Kate |
| Katechese | catechesis |
| Katechet | catechist |
| Kater | tomcat cat tom hangover |
| Katharer | Cathar |
| Katze | cat she-cat feline |
| Äthen | ethylene |
| Athen | Athens |
| Athener | Athenian |