Answer:

age

Answer	Crossword Clue
AGE	39, to Benny
AGE	Biographical datum
AGE	Candles tell this

AGE	Fine wine attribute
AGE	Get wrinkled, in a way
AGE	Go gray
AGE	Have another birthday
AGE	Mature
AGE	Mellow
AGE	Oft-lied-about personal stat
AGE	Oft-lied-about personal statistic

AGE	Ripen
AGE	Sweet sixteen, e.g.
AGE	Well-guarded secret, sometimes
AGE	Beauty preceder?
AGE	Bio bit
AGE	Cause of wrinkles
AGE	Generation
AGE	Get better, as wine

AGE	Get older
AGE	Grow sharper
AGE	Historic period
AGE	Iron or Bronze
AGE	Kind of discrimination
AGE	Pile on birthdays
AGE	Questionnaire datum
AGE	Stage of life

AGE	Beauty preceder, proverbially
AGE	Bronze or Iron
AGE	Common statistic
AGE	Grow old
AGE	Time period
AGE	"The... of Innocence"
AGE	Candle count less one
AGE	Get long in the tooth

AGE	It separates the men from the boys
AGE	The time of your life
AGE	Scotch-bottle datum
AGE	34 for Ruth, in 1929
AGE	AVERAGE ONE IN RUSSIA IS 200, COME LIVE HERE IT IS FINE