Simply put, because it sounds like what it is: that's called "onomatopoeic".
"Cough" comes from Old English, first recorded in the early 14th century.
See the related link below:
It is called a whooping cough.
It is called Pertussis or "Whooping Cough".
Yes, thats why theyre called cough lollies.
A Very BAD cough called I DON'T CARE
When phlegm comes out when you caugh it is called productive cough. If nothing is produced it is called as dry or non - productive cough
Yes, cough falvey cough
its called you go to a doctor and they say you have ------- that type of a cough
The song is called 'Rondo' by ON/OFF. or is it MWHAHAHAA ok (cough cough random...)
It is called kennel cough and yes it is very contagious.
A cough
pertussis
Death.