Kernfusion
nuclear fusion
Kernfission
nuclear fission
Konfusion
bewilderment
Infusion
infusion
Kerosin
kerosene
Bankenfusion
bank merger
Diffusion
diffusion
Fusion
fusion
merger
Transfusion
transfusion
Exklusion
exclusion
Kollusion
collusion
Konklusion
conclusion
Erosion
erosion
Konfession
denomination
Konkussion
concussion
Konvulsion
convulsion
Korrosion
corrosion
Pension
pension
Perkussion
percussion
Persuasion
persuasion