Below are possible answers for the crossword clue Red flag's purpose.
8 letter answer(s) to red flag's purpose
ALERTING
a state of readiness to respond; "alerting was indicated by the desynchronization of the EEG"
a warning serves to make you more alert to 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"
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