Juvenile vs Young

When to use each in English, with meaning, register, and examples.

Juvenile

Formal Top 5,000 (fairly common) C1 adjective

Young

Top 1,000 (very common) A1 adjective

Most formal: Juvenile Most common: Young

	Juvenile	Young
Pronunciation	🇬🇧 //ˈdʒuː.və.naɪl// 🇺🇸 //ˈdʒuː.və.nl//	🇬🇧 /["/jʌŋ/","/ˈjʌŋɡə(r)/","/ˈjʌŋɡɪst/"]/ 🇺🇸 /["/jʌŋ/","/ˈjʌŋɡər/","/ˈjʌŋɡɪst/"]/
Meaning	Related to young people, especially when they do something wrong.	Not old; in the early stage of life.
Example	The juvenile court handles cases involving minors.	The young boy climbed the tree with ease.
Register	Formal	Neutral
How common	Top 5,000 (fairly common)	Top 1,000 (very common)
CEFR level	C1	A1
Part of speech	adjective	adjective
Collocations	juvenile crime, juvenile justice, juvenile delinquency	be, feel, look, extremely, fairly, very, young at heart, young for your age
Antonyms	adult, mature	old, aged, mature
Common mistakes	Confused with 'young', not recognizing legal implications., Using as a noun when it primarily serves as an adjective., Overgeneralizing to mean any young person, instead of specifically related to wrongdoing.	Confuse 'young' with 'youthful'., Use 'youngest' when intending to say 'youngest among many' instead of 'young'.
Usage notes	Commonly used in legal and social contexts to describe young offenders. Less appropriate in casual conversation.	Use 'young' to describe someone or something that is in the early years of development. Avoid using in formal contexts when describing age in professional settings.

See it in real clips

Agatha Christies Poirot › S1 E1

28, I believe. A nice young fellow.

Breaking Bad › S1 E3

And, hey, I was young once, you know.

Better Call Saul › S1 E1

Let me tell you about a young guy.

Agatha Christies Poirot › S1 E1

28, I believe. A nice young fellow.

Breaking Bad › S1 E3

And, hey, I was young once, you know.

Young

Frequently asked questions: Juvenile vs Young

What's the difference between Juvenile and Young?

Juvenile: Related to young people, especially when they do something wrong. Young: Not old; in the early stage of life.

Which is more formal: Juvenile and Young?

Juvenile is the most formal of these.

Which is more common: Juvenile and Young?

Young is the most common in everyday English.

Which is more advanced: Juvenile and Young?

Juvenile is the highest level, at C1, on the CEFR scale.

Are Juvenile and Young the same CEFR level?

Juvenile: C1, Young: A1 on the CEFR scale.

What part of speech are Juvenile and Young?

Juvenile: adjective, Young: adjective.

Can you show an example of each?

Juvenile: The juvenile court handles cases involving minors. Young: The young boy climbed the tree with ease.

Can I use Juvenile and Young interchangeably?

Not always. Juvenile and Young are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.