Word Study
teens
CIDE DICTIONARY
teens, n. pl. [See Ten.].
The years of one's age having the termination -teen, beginning with thirteen and ending with nineteen; as, a girl in her teens. [1913 Webster]
THESAURUS
teens
L, Sexagesima, awkward age, boxcar, boxcars, dozen, duodecimo, eighty, eleven, fifteen, fifty, five and twenty, fortnight, forty, four and twenty, fourscore, fourscore and ten, fourteen, half a hundred, long dozen, ninety, nonagenarian, octogenarian, quindecennial, quindecim, quindecima, quindene, score, septuagenarian, seventy, sexagenarian, sexagenary, sexagesimo-quarto, sixteen, sixteenmo, sixty, sixty-four, sixty-fourmo, teen age, thirteen, thirty-two, thirty-twomo, threescore, threescore and ten, twelve, twelvemo, twenty, twenty-five, twenty-four, twenty-fourmo, two dozen, two weeks, twoscoreROGET THESAURUS
teens
Youth
N youth, juvenility, juvenescence, juniority, infancy, babyhood, childhood, boyhood, girlhood, youthhood, incunabula, minority, nonage, teens, tender age, bloom, cradle, nursery, leading strings, pupilage, puberty, pucelage, prime of life, flower of life, springtide of life, seedtime of life, golden season of life, heyday of youth, school days, rising generation, young, youthful, juvenile, green, callow, budding, sappy, puisne, beardless, under age, in one's teens, in statu pupillari, younger, junior, hebetic, unfledged, youth on the prow and pleasure at the helm, youth a the glad season of life.For further exploring for "teens" in Webster Dictionary Online