dumbfounded (dumb + confounded) - surprised into silence
electrocute (electricity + execute) - to kill with electricity
flare (flair + glare) - a burst of light
fortnight (fourteen + night) - period of fourteen nights, or two week
motel (motor + hotel) - lodging designed for motorists
shepherd (sheep + herder) - person who minds a flock of sheep
stash (store + cache) - hidden collection of valuables