"the game of bowls, played in an alley," 1570s, from nine + plural of pin (n.). From the number of pins to be knocked down. The game also was known as nine-pegs (1670s). Nine-holes(1570s) was a once-popular game in which players roll small balls at 9 holes made in a board or on the ground.
Nina
nincompoop
nine
ninefold
ninepence
ninepins
nines
nineteen
nineteenth
nineties
ninetieth