der Teen
teen
A person between the ages of 13 and 19; a teenager. The word is a shortened form from English.
Als Teen hat man oft andere Interessen als die eigenen Eltern.
As a teen, you often have different interests from your own parents.

teen
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teen
A person between the ages of 13 and 19; a teenager. The word is a shortened form from English.
Als Teen hat man oft andere Interessen als die eigenen Eltern.
As a teen, you often have different interests from your own parents.

'Teen' is a loanword from English and a shortened form of 'Teenager'. It has exactly the same meaning and refers to a person between 13 and 19 years old.
Er ist jetzt 14 und fühlt sich schon wie ein richtiger Teen.
He is 14 now and already feels like a real teen.
The word 'Teen' is rather colloquial and is often used in the media or in informal conversations. The long form 'der Teenager' is more neutral and more common.
Die Zeitschrift richtet sich speziell an Teens.
The magazine is aimed specifically at teens.
'Teen' is often used with the preposition 'als' (as) to describe a stage of life. The plural is formed with '-s' as in English: 'die Teens'.
Als Teen habe ich davon geträumt, Musiker zu werden.
As a teen, I dreamed of becoming a musician.
adult
'der Erwachsene' and 'der Teen' stand in contrast to each other in terms of age. An adult is no longer a teenager and is considered fully developed or of legal age. A teen is a person between 13 and 19 years old. 'Teen' is a short, rather informal form of 'Teenager'. In official or neutral texts, 'Teenager' often sounds more natural than 'Teen', while 'Erwachsener' is completely normal for the older age group.

Der Teen hört im Zug Musik und schreibt Nachrichten.
The teen listens to music on the train and writes messages.
Im Schwimmbad zahlen Erwachsene mehr Eintritt als Kinder.
At the swimming pool, adults pay more for admission than children.