There are several synonyms for the phrase "broad day," which typically refers to the bright and open daytime hours. These synonyms include "daylight," "sunshine," "daytime," "light of day," and "dawn to dusk." Each of these phrases conveys a sense of warmth, light, and clarity associated with the daytime hours. They can be used to describe anything from a leisurely walk in the sunshine to a bustling city street full of people and activity. Whether used in literature, poetry, or everyday conversation, these synonyms for "broad day" can help to evoke feelings of energy, vitality, and possibility.