Noun

• S: (n) tremble, shiver, shake (a reflex motion caused by cold or fear or excitement)
• S: (n) frisson, shiver, chill, quiver, shudder, thrill, tingle (an almost pleasurable sensation of fright) "a frisson of surprise shot through him"

Verb

• S: (v) shudder, shiver, throb, thrill (tremble convulsively, as from fear or excitement)
• S: (v) shiver, shudder (shake, as from cold) "The children are shivering--turn on the heat!"