Someone who is youthful behaves as if they are young or younger than they really are.
I'm a very youthful 50.
...youthful enthusiasm and high spirits.
In the magazine, the singer, 48, revealed the secret of his youthful looks.
Synonyms: vigorous, fresh, active, young looking More Synonyms of youthful
youthfulnessuncountable noun
His youthfulness was as striking as hers.
More Synonyms of youthful
youthful in British English
(ˈjuːθfʊl)
adjective
1.
of, relating to, possessing, or characteristic of youth
2.
fresh, vigorous, or active
he's surprisingly youthful for his age
3.
in an early stage of development
a youthful culture
4. Also: young
(of a river, valley, or land surface) in the early stage of the cycle of erosion, characterized by steep slopes, lack of flood plains, and V-shaped valleys
Compare mature (sense 6), old (sense 18)
Derived forms
youthfully (ˈyouthfully)
adverb
youthfulness (ˈyouthfulness)
noun
youthful in American English
(ˈjuθfəl)
adjective
1.
young; possessing youth; not yet old or mature
2.
of, characteristic of, or suitable for youth
3.
fresh; vigorous; active
4.
new; early; in an early stage
5. Geology
young (sense 8)
SIMILAR WORDS: young
Derived forms
youthfully (ˈyouthfully)
adverb
youthfulness (ˈyouthfulness)
noun
Examples of 'youthful' in a sentence
youthful
She puts her youthful appearance down to her personal trainer, long walks and good genes.
The Sun (2016)
What else was there to do with all that youthful energy?
Geraghty, Tony The Bullet Catchers (1989)
The luxuriant bouffant enhances his youthful appearance.
Times, Sunday Times (2014)
She has a very youthful face and an amazing complexion.
The Sun (2012)
You can chalk only some of this up to youthful enthusiasm.
Times, Sunday Times (2010)
We have a good mix of experience and youthful energy.
Times, Sunday Times (2008)
It will also contribute massively to a youthful appearance.
Times, Sunday Times (2006)
Maybe this is the secret of her youthful face.
The Sun (2008)
To them he brought his youthful enthusiasm and his dreams of being a writer.
Fitch, Noel Riley Hemingway in Paris - Parisian walks for the literary traveller (1989)
There appears a good mix between experience and youthful energy.
The Sun (2013)
It might be better to restore the underlying bony framework of the face to its youthful proportions.
Times, Sunday Times (2007)
But will this youthful exuberance last?
The Sun (2012)
It's relatively straightforward and has a surprisingly youthful effect.
Times, Sunday Times (2009)
That youthful exuberance, that energy and that desire.
Times, Sunday Times (2012)
The fashion industry has now embraced a look that promotes a softer, more youthful appearance.
Times, Sunday Times (2012)
Above all, one with youthful exuberance and a smile on its face.
The Sun (2015)
They think the name sounds youthful and fresh, and hope it will appeal to younger families looking for a mini people carrier with attitude.
The Sun (2008)
It's just about the whole package, appearing fresh and youthful.
Times, Sunday Times (2010)
Just look at any man mannequin in any youthful high street retailer, and you'll see it for yourself.
Times, Sunday Times (2010)
All you need is a few pain-free minutes and you'll notice your complexion is looking fresher and more youthful after just one use.
The Sun (2015)
In other languages
youthful
British English: youthful ADJECTIVE
Someone who is youthful behaves as if they are young or younger than they really are.
I'm a very youthful 50.
American English: youthful
Brazilian Portuguese: juvenil
Chinese: 显得年轻的
European Spanish: juvenil
French: jeune
German: jugendlich
Italian: giovanile
Japanese: 若々しい
Korean: 나이보다 젊은
European Portuguese: juvenil
Latin American Spanish: juvenil
1 (adjective)
Definition
of, relating to, possessing, or associated with youth
youthful enthusiasm and high spirits
Synonyms
young
I was still too young to understand what was going on.
juvenile
As he gets older he becomes more juvenile.
childish
I've never seen such selfish and childish behaviour.
immature
You're just being childish and immature.
boyish
He has a boyish enthusiasm for life.
pubescent
girlish
a little girlish giggle
puerile
puerile schoolboy humour
Opposites
old
, aged,
adult
,
mature
,
ageing
,
elderly
,
grown-up
,
senile
2 (adjective)
Definition
vigorous or active
I'm a very youthful 50.
Synonyms
vigorous
fresh
I nearly always wake up fresh and rested.
active
the tragedy of an active mind trapped by failing physical health
young looking
young at heart
spry
a spry old lady
Opposites
ancient
,
over the hill
, aged,
tired
,
decaying
,
weary
,
waning
,
decrepit
,
hoary
Additional synonyms
in the sense of active
Definition
busy and energetic
the tragedy of an active mind trapped by failing physical health
Synonyms
energetic,
strong,
spirited,
quick,
vital,
alert,
dynamic,
lively,
vigorous,
potent,
animated,
vibrant,
forceful,
nimble,
diligent,
industrious,
sprightly,
vivacious,
on the go (informal),
alive and kicking,
spry,
full of beans (informal),
bright-eyed and bushy-tailed (informal)
in the sense of boyish
He has a boyish enthusiasm for life.
Synonyms
youthful,
young,
innocent,
adolescent,
juvenile,
childish,
immature,
green,
childlike
in the sense of childish
Definition
immature or silly
I've never seen such selfish and childish behaviour.
Synonyms
immature,
silly,
juvenile,
foolish,
trifling,
frivolous,
infantile,
puerile
Synonyms of 'youthful'
youthful
Explore 'youthful' in the dictionary
Additional synonyms
in the sense of fresh
Definition
not tired
I nearly always wake up fresh and rested.
Synonyms
lively,
rested,
bright,
keen,
vital,
restored,
alert,
bouncing,
revived,
refreshed,
vigorous,
energetic,
sprightly,
invigorated,
spry,
chipper (informal),
full of beans (informal),
like a new man or woman or person,
full of vim and vigour,
unwearied,
bright-eyed and bushy-tailed (informal)
in the sense of girlish
a little girlish giggle
Synonyms
youthful,
feminine,
childish
in the sense of immature
Definition
lacking wisdom, insight, or stability because of youth