Illness with chills (4)
I believe the answer is:
ague
(Other definitions for ague that I've seen before include "Fever with shivers" , "Chills and fever" , "Sickness" , "Malarial fever or fit of shivering" , "Fever (archaic)" .)
I believe the answer is:
ague
(Other definitions for ague that I've seen before include "Fever with shivers" , "Chills and fever" , "Sickness" , "Malarial fever or fit of shivering" , "Fever (archaic)" .)