What is another word for warning of attack?
Pronunciation: [wˈɔːnɪŋ ɒv ɐtˈak] (IPA) 
There are various synonyms for the phrase "warning of attack" that can be used in different contexts and situations. Some of these include caution, alert, signal, notice, early warning, heads up, premonition, and forewarning. In military or security-related contexts, the phrase "threat alert" or "red alert" is also commonly used to indicate an imminent attack. The phrase "emergency preparedness" is used more broadly to refer to plans and measures taken to prepare for any kind of emergency situation. These synonyms for "warning of attack" can be used interchangeably depending on the tone and gravity of the situation.
