| Classless society | Klassenlose Gesellschaft |
| classmarked | berechtigt |
| classmate | Klassenkamerad |
| classmate from the university | Studienkollegin |
| classmates | Mitschüler |
| classmates from the university | Studienkolleginnen |
| classpath | Klassenpfad |
| classroom | Klasse |
| classroom ... | Klassen... |
| classroom aids | Arbeitsmaterial |
| classroom blackboard | Klassenraumtafel |
| classroom caper | Klassenstreich |
| classroom capers | Klassenstreiche |
| classroom clock | Klassenzimmeruhr |
| classroom community | Klassengemeinschaft |
| classroom course | Präsenzkurs |
| classroom door | Klassenraumtür |
| classroom experience | Schulpraktikum |
| classroom experiences | Schulpraktika |
| classroom film | Schulfilm |
| classroom flirtation | Schulflirt |
| classroom fuck | Fick im Klassenraum |
| classroom furnishings | Klassenraummobiliar |
| classroom furniture | Klassenraummobiliar |
| classroom management | Klassenführung |
| classroom orgy | Schulorgie |
| classroom participation | Mitarbeit |
| classroom party | Klassenfeier |
| classroom premises | Klassenräumlichkeiten |
| classroom research | Unterrichtsforschung |
| classroom sex | Sex im Klassenraum |
| classroom slut | Klassenschlampe |
| classroom window | Klassenraumfenster |
| classroom windows | Klassenraumfenster |
| classrooms | Säle |
| classteacher | Klassenlehrer |
| classy | edel |
| classy brand | Nobelmarke |
| classy brands | Nobelmarken |
| classy joint | Nobelschuppen |
| classy joints | Nobelschuppen |
| Classy Kill | Symphonie des Todes |
| clast | Klast |
| clastic | zertrümmert |
| clastic rock | klastisches Sediment |
| clasts | Bruchstücke |
| clathrate | Clathrat |
| clathrate compound | Clathrat |
| Clathrate hydrate | Gashydrat |
| clathrate inclusion compound | Käfigeinschlussverbindung |
| Clathrin | Clathrin |
| clatter | Geklirr |
| clatter about | herumtrampeln |
| clatter around | herumtrampeln |
| clatter away at a typewriter | mit der Maschine schreiben |
| clattered | klapperte |
| clattering | plappernd |
| clattering hard disk | klackernde Festplatte |
| clattering hard-disk | klackernde Festplatte |
| clattering harddisk | klackernde Festplatte |
