Below are possible answers for the crossword clue Break-in deterrent.
5 letter answer(s) to break-in deterrent
ALARM
a clock that wakes a sleeper at some preset time
a device that signals the occurrence of some undesirable event
an automatic signal (usually a sound) warning of danger
fear resulting from the awareness of danger
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"
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"
Other crossword clues with similar answers to 'Break-in deterrent'