contagion - Dictionary definition and meaning for word contagion
contag(sounds like contagious...)so when you come in contact with a diseased person..you spread infection.....
contagion - CONTAminated + GIve(prani/person)....spread infection
When you come in a contact of disease, it can be spread in the region
kaun(CON) tha(TA) ji(gion) jo apko beemari laga gaya