TEENAGE
adolescent, teen, teenage, teenaged
(adjective) being of the age 13 through 19; “teenage mothers”; “the teen years”
Source: WordNet® 3.1
Etymology 1
Noun
teenage (uncountable)
(chiefly, Kentish dialect) Brushwood for fences and hedges.
Synonyms
• teenet
Etymology 2
Adjective
teenage (not comparable)
Of or relating to an age between thirteen and nineteen years old.
Source: Wiktionary
Teen"age, n.
Definition: The longer wood for making or mending fences. [Prov. Eng.]
Halliwell.
Source: Webster’s Unabridged Dictionary 1913 Edition