Answer:

sept

Answer	Crossword Clue
SEPT	Clan division
SEPT	Back-to-school mo.
SEPT	Calendar-page abbr.

SEPT	Family division
SEPT	Clan or mo.
SEPT	Extended family
SEPT	Labor Day mo.
SEPT	Sapphire mo.
SEPT	Ninth mo.
SEPT	School yr. start
SEPT	Harvest moon mo.

SEPT	Pennant-race mo.
SEPT	Calendar abbr.
SEPT	Back-to-sch. time
SEPT	Longest abbr. on many calendars
SEPT	Virgo-Libra mo.
SEPT	9th month
SEPT	Alternative to 9
SEPT	Equinox mo.

SEPT	Michaelmas mo.
SEPT	When the NFL season starts
SEPT	Pennant race mo.
SEPT	Mo. in which WWII began
SEPT	When the U.S. Open ends
SEPT	Library Card Sign-up mo.
SEPT	Virgo's mo., mostly
SEPT	Back to school mo.

SEPT	Month after Aug.
SEPT	Fall mo.
SEPT	Back-to-school mo.for many
SEPT	Month when the NFL season starts
SEPT	Cal. page
SEPT	Mo. for many TV premieres
SEPT	Start of the academic yr., often
SEPT	Mo. for Grandparents' Day

SEPT	Patriot Day mo.
SEPT	Oct. precursor
SEPT	Grandparents' Day mo.
SEPT	Aug. follower
SEPT	Fall mo