Related Clues:

• Beginnings
• Occurs to, with 'on'
• Begins to develop
• Dawns
• Early times
• Begins
• Anticipatory times
• Advents
• Grows light
• Begins to appear
• Daybreaks
• Rising times
• The rises of the 37 Across
• Sunrises
• Comes to mind, finally (with ''on'')