| klein | small little uncapitalized |
| Klein- | minuscule |
| Kleine | girl |
| Kleiner | sonny |
| kleiner | lesser |
| kleinst | least |
| Kleinod | jewel |
| Kleinbus | minibus |
| Kleinmut | pusillanimity |
| Kleinchen | kiddie |
| Kleinheit | smallness |
| Kleinkram | incidentals |
| kleinlaut | meek despondent |
| Klei | clay soil heavy soil |
| Kleid | dress clothes |
| Kleie | bran |
| Kleingeld | change |
| Kleinhirn | cerebellum |
| Kleinholz | kindling |
| Kleinkind | toddler |