| konstitutionell | constitutional |
| institutionell | institutional |
| Konstitution | constitution |
| Konstitutionalist | constitutionalist |
| konstituierend | constituent |
| konstituieren | establish constitute assemble convene |
| konstitutiv | founding |
| konventionell | conventional |
| konzeptionell | conceptual |
| Institution | fixture institution |
| Konspiration | conspiracy |
| Konstitutionalismus | constitutionalism |
| Konstitutionalistin | constitutionalist |
| Konsultation | consultation |
| Konditional | conditional conditional mood |
| Konstantinopel | Constantinople |
| Konstituente | constituent |
| Konstruktion | construction |
| Kontribution | tribute |
| konstitutive Regel | constitutive rule |