v. & n.
v.intr. 1 tremble with cold, fear, etc. 2 suffer a quick trembling movement of the body; shudder.
n. 1 a momentary shivering movement. 2 (in pl.) an attack of shivering, esp. from fear or horror (got the shivers in the dark). shiverer n. shiveringly adv. shivery adj.
[ ME chivere, perh. f. chavele chatter (as JOWL(1)) ]