Crossword Genius

Those at the age of adolescence and young adulthood (5)

Ross

I believe the answer is:

teens

(Other definitions for teens that I've seen before include "Adolescence" , "13-19 age group" , "seven-year period" , "The years 13 to 19" , "Between 12 and 20" .)

I've seen this clue in The Guardian.
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