What is another word for upon guard?
Pronunciation: [əpˌɒn ɡˈɑːd] (IPA) 
Upon guard is a phrase that means to be alert or vigilant. It is often used in military or security settings, where individuals must remain vigilant against potential threats. However, there are numerous synonyms for this phrase that can be used to convey the same meaning. These include on alert, on the lookout, watchful, vigilant, on the watch, on one's toes, on the ball, ready, alert, and on standby. Each of these phrases emphasizes the need for attentiveness and preparedness, highlighting the importance of being ready for potential danger or risk. Overall, synonyms for upon guard help emphasize the importance of being vigilant and prepared in any situation.
