"Donphi" is Cantonese for "fart". From this Cantonese word comes the American slang word "Dawn Fee" meaning "a female fart". (A male fart is "Don Fee").
a sensation experienced during the late night or early morning hours, characterized by a sense of relief and relaxation. This feeling is often described as a peaceful and calming state, as if the world is still and quiet, allowing one to unwind and let go of the stresses of the day. It is a momentary respite before the hustle and bustle of the day begins, and is often associated with the first rays of sunlight breaking through the horizon.