The antonyms for the word "un-wary" include a range of adjectives that describe a state of being aware, alert, and cautious. These include vigilant, watchful, cautious, careful, attentive, and mindful. Being vigilant means actively keeping an eye out for danger, while being watchful means being alert to potential threats or risks. Similarly, being cautious implies taking measured steps to avoid danger or harm, and being careful implies taking steps to mitigate risk. Being attentive means paying close attention to one's surroundings and being mindful means being aware of one's actions and surroundings in order to stay safe. These antonyms serve as a reminder to always be alert and careful in order to avoid potential hazards.