Nineteen
From BiblePortal Wikipedia
Webster's Dictionary [1]
(1): ( n.) The number greater than eighteen by a unit; the sum of ten and nine; nineteen units or objects.
(2): ( n.) A symbol for nineteen units, as 19 or xix.
(3): ( a.) Nine and ten; eighteen and one more; one less than twenty; as, nineteen months.
King James Dictionary [2]
Ni'Neteen, a. Noting the number of nine and ten united as nineteen years.