Answer:

alarmbell

Answer	Crossword Clue
ALARMBELL	Ringing alert
ALARMBELL	Warning signal
ALARMBELL	Scare Joshua at a concert?

ALARMBELL	Fire sign?
ALARMBELL	Warning.
ALARMBELL	Warning device.
ALARMBELL	Danger dinger
ALARMBELL	It might stop a break-in

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.