Phengophobia is the fear of daylight or sunshine, and there are a few other words that can be used as synonyms for this specific phobia. For instance, heliophobia is another term that describes the fear of sunlight while photoaugliaphobia pertains to the fear of bright lights. Hematophobia, on the other hand, is an irrational fear of redness that can include red shades within a sunny day or sunlight itself. Additionally, photophobia is often used to describe a fear of light. Regardless of the specific phobia one might experience, all of the aforementioned terms are synonyms of phengophobia that describe an individual's fear of sunlight or bright light.