Answer: dismay

AnswerCrossword Clue
DISMAY"Let nothing you ...."
dismayto appall or alarm
dismayto surprise and discourage
dismaysurprise and discouragement
DISMAYDishearten thoroughly
DISMAYChagrin
DISMAY"Jockin' Mike D to my ..." (Beastie Boys)
DISMAYLoss of heart
DISMAYConsternate
DISMAYPerturbation
DISMAY"My soul is full of discord and ...": "Hamlet"
DISMAYUnnerve
DISMAYAppall
DISMAYDaunt.
DISMAYTake aback
DISMAYConsternation.
DISMAY"Let nothing you ... . . . "
DISMAYSudden loss of courage.
DISMAYFright.
DISMAYFill with apprehension
DISMAYUnpleasantly surprise
DISMAYFeeling of despair
DISMAYAlarm
DISMAYUpset state
DISMAYPerturb
DISMAYDaunt
DISMAYConsternation