shudder

nouns

an almost pleasurable sensation of fright
"a frisson of surprise shot through him"
chill, frisson, quiver, shiver, shudder, thrill, tingle
is derived from
shuddery
an involuntary vibration (as if from illness or fear)
shudder, tremor

verbs

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