Talk:teenager

Etymology expansion
I think it might be the case that it is 13 to 19 because those numbers end in "teen":
 * one
 * two
 * three
 * four
 * five
 * six
 * seven
 * eight
 * nine
 * ten
 * eleven
 * twelve
 * thirteen
 * fourteen
 * fifteen
 * sixteen
 * seventeen
 * eighteen
 * nineteen
 * twenty

In the English names of the numbers one to one hundred, only the highlighted 7 names above have "teen" at the end: https://www.englishclub.com/kids/numbers-chart.htm (control+f "teen") --User123o987name (talk) 01:30, 25 December 2018 (UTC)