a sensation of cold that often marks the start of an infection and the development of a fever
Adjective:
vibrating slightly and irregularly; as e.g. with fear or cold or like the leaves of an aspen in a breeze;
"a quaking bog" "the quaking child asked for more" "quivering leaves of a poplar tree" "with shaking knees" "seemed shaky on her feet" "sparkling light from the shivering crystals of the chandelier" "trembling hands"