Coming light can be defined as the slow emergence of light before sunrise or after sunset. Antonyms for the word coming light can include darkness, nightfall, dusk, and twilight. These words represent the opposite of coming light, as they describe the time of day when the sun has already set or has not yet risen. Darkness is the absence of light, while nightfall is the beginning of night when the sky is at its darkest. Dusk is the time of day when the sun has set, but it is not completely dark yet, while twilight is the time between sunset and full darkness. All of these words can be used as antonyms to describe the opposite of coming light.