youthful

adjective

youth·​ful ˈyüth-fəl 

1

: of, relating to, or characteristic of youth

youthful inexperience

2

: being young and not yet mature

3

: marked by or possessing youth

youthful dancers

4

: having the vitality or freshness of youth : vigorous

my youthful grandparents

5

: having accomplished or undergone little erosion

youthful mountains

youthfully

ˈyüth-fə-lē 

adverb

youthfulness noun

Synonyms

• adolescent
• immature
• juvenile
• young
• youngish

Examples of youthful in a Sentence

My grandparents are still very youthful.

it's still a youthful nation with a lot of promise and potential

Recent Examples on the Web

Kirk is thirty-one; his rise to power has paralleled that of the MAGA movement, for which he’s become a youthful avatar. —The New Yorker, 5 Nov. 2024

Posters of rock bands like Def Leppard, Whitesnake, and Motley Crüe cover the walls, while a youthful Johnny Depp and U2's The Edge add to the 80s vibe. —David Faris, Newsweek, 2 Nov. 2024

This tool also works to boost collagen production and create a youthful glow that will last for days. —Hyphensocial Contributors, Rolling Stone, 25 Oct. 2024

Equally influenced by rock and pop, Kiss Bang explodes with youthful energy, while channelling the nuances of rock’s rich heritage. —Danny Klein, SPIN, 1 Nov. 2024

Word History

First Known Use

1557, in the meaning defined at sense 1

Phrases Containing youthful

• youthful indiscretion

Kids Definition

youthful

adjective

youth·​ful ˈyüth-fəl 

1

: of, relating to, or suitable for youth

2

: being young and not yet mature

3

: having the freshness and energy of youth

youthful grandparents

youthfully

-fə-lē 

adverb

youthfulness noun