Below are possible answers for the crossword clue Perturbation.
5 letter answer(s) to perturbation
ALARM
a device that signals the occurrence of some undesirable event
a clock that wakes a sleeper at some preset time
an automatic signal (usually a sound) warning of danger
fear resulting from the awareness of danger
warn or arouse to a sense of danger or call to a state of preparedness; "The empty house alarmed him"; "We alerted the new neighbors to the high rate of burglaries"
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"
6 letter answer(s) to perturbation
DISMAY
fear resulting from the awareness of danger
the feeling of despair in the face of obstacles
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"
lower someone's spirits; make downhearted; "These news depressed her"; "The bad state of her child's health demoralizes her"
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