| Klassenkampf | class conflict |
| Klassenkasper | class clown |
| Blasenkrampf | strangury |
| Straßenkampf | street fight |
| Klassenfahrt | school trip |
| Klassenkamerad | classmate |
| Klassenraum | classroom |
| Wasserdampf | steam water vapor |
| Grabenkampf | trench warfare |
| Hahnenkampf | cockfight |
| Klassenclown | class clown |
| Klassenpfad | classpath |
| klassenlos | classless |
| Klassem | classeme |
| Klassenzimmer | classroom schoolroom |
| Kassenwart | treasurer |
| Straßenkämpfer | streetfighter |
| Straßenlampe | street lamp street light |
| Wasserkopf | hydrocephalus bloated bureaucracy |
| Katzenkopf | cobblestone |