There are many synonyms that can be used for the phrase "dawn love". Some possible options include daybreak affection, morning fondness, sunrise adoration, early light devotion, and first light tenderness. These synonyms all capture the idea of a deep and meaningful love that is associated with the beginning of the day, when the world is quiet and peaceful. Whether you prefer one of these synonyms or another phrase altogether, the important thing is to find language that accurately captures the depth and intensity of your feelings towards your loved one.