Answer:

DAWNS

Answer	Crossword Clue
DAWNS	Beginnings
DAWNS	Breaks of day
DAWNS	Starts to shed light

DAWNS	Shows itself
DAWNS	Starts getting light
DAWNS	Occurs to, with "on"
DAWNS	Advents
DAWNS	Grows brighter
DAWNS	Suddenly occurs to, with "on"
DAWNS	Begins to develop
DAWNS	Sunups

DAWNS	Daybreaks
DAWNS	Grows light
DAWNS	Starts to develop
DAWNS	Emerges
DAWNS	Day openers
DAWNS	New beginnings
DAWNS	Sunrises
DAWNS	Becomes clear

DAWNS	Crowing times
DAWNS	Appears to give promise.
DAWNS	Grows light.
DAWNS	Begins to appear.
DAWNS	Sunrises.
DAWNS	Becomes light.
DAWNS	Early hours
DAWNS	Breaks, as day

DAWNS	Times of day
DAWNS	Daily phenomena
DAWNS	Begins to appear
DAWNS	" . . . ... early light"
DAWNS	" . . . by the ... early light": Key
DAWNS	"By the ... early light . . . "
DAWNS	Cockcrows
DAWNS	Natural alarm clocks

DAWNS	Begins to brighten
DAWNS	Eighth word of "The Star-Spangled Banner"
DAWNS	Rising times
DAWNS	Begins
DAWNS	Crowing periods