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| English | Russian |
| as a teen | в школе (в знач. "в школьном возрасте": As a teen, I ... felt left out when other girls developed breasts. 4uzhoj) |
| high teens | под двадцать (не только о возрасте: The number of days is likely in the high teens somewhere, which means, yes, it’s possible. Abysslooker) |
| teen-ager | недоросток |