shivering

tärisevä

hytinä (present participle of)
The action of shivering.
1847, Fleetwood Churchill, Robert M. Huston, The diseases of females: including those of pregnancy and childbed

Generally speaking, the attack does not involve more inconvenience than this; but in some cases there are shiverings and flushings, cough, loss of appetite, and pain in the right side...