Answer: nineteen

AnswerCrossword Clue
NINETEENWhen you can drink, in most of Canada
NINETEENNot quite a score
NINETEENScore minus one
NINETEENLeader of this century
NINETEENAlmost a score
NINETEENTeen-ager's terminus
NINETEENSophomore's age, maybe
NINETEENIt's in the "I" column in bingo
NINETEENStart of this year?
NINETEENWhen repeated twice, Olive Oyl's measurements
NINETEENIt barely misses a score
NINETEENJohnny Unitas wore it
NINETEENOne of the cardinals.
NINETEENHayes' place, presidentially
NINETEENOn January 1, we stopped writing it so much
NINETEEN"Hey ....." (Steely Dan hit)
NINETEEN"... Eighty-Four" (Orwell)
NINETEENStop writing it on January 1 2000
NINETEENUnitas wore it
NINETEENNumber that can be spelled with only one-point Scrabble tiles
nineteena number
nineteenOne more than eighteen; nine more than ten; 19
nineteenNineteen years old
NINETEENNumber of states when Monroe was sworn in
NINETEENOf college age
NINETEENLike many a college sophomore
NINETEENWhat an apostrophe may stand for, in dates
NINETEENImpossible cribbage score
NINETEENEighth prime number
NINETEENDartboard score
NINETEENWhat an apostrophe may stand for
NINETEENImpossible cribbage hand
NINETEENGood score in blackjack
NINETEENCollege age
NINETEENXIX
NINETEENStandard dimension of a Go board
NINETEENDrinking age in Ontario
NINETEENIndiana's statehood position
NINETEENTypical hours per day that a three-toed sloth sleeps
NINETEENSquare root of 361.