exciting
abrupt
astonishing
battery-powered
dynamoelectric
electric
electric-powered
electrified
electrochemical
electrodynamic
electrokinetic
electromechanical
electrometric
electromotive
electropneumatic
electrostatic
electrothermal
galvanic
galvanometric
hasty
headlong
hydroelectric
impetuous
impulsive
jarring
jolting
nerve-shattering
photoelectric
piezoelectric
precipitant
precipitate
precipitous
quick
shocking
speedy
staggering
startling
static
stunning
sudden
surprising
swift
unanticipated
unexpected
unforeseen
unlooked-for
unpredicted
voltaic