To disable with alarm or apprehensions; to depress the spirits or courage of; to deprive or firmness and energy through fear; to daunt; to appall; to terrify.

Loss of courage and firmness through fear; overwhelming and disabling terror; a sinking of the spirits; consternation.

fear resulting from the awareness of danger

lower someone's spirits; make downhearted; "These news depressed her"; "The bad state of her child's health demoralizes her"

fill with apprehension or alarm; cause to be unpleasantly surprised; "I was horrified at the thought of being late for my interview"; "The news of the executions horrified us"