Synonyms of youthful

youthful

adjective

ˈyüth-fəl 

as in young

being in the early stage of life, growth, or development

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

Synonyms & Similar Words

• young
• juvenile
• immature
• adolescent
• teenage
• youngish
• inexperienced
• childlike
• underage
• childish
• preteen
• minor
• embryonic
• burgeoning
• emergent
• infantile
• flowering
• callow
• subadult
• green
• puerile
• babyish
• ephebic
• undeveloped
• unfinished
• unripe
• infantine
• unformed
• flourishing
• raw
• unfledged
• kiddish
• blossoming
• blooming
• unripened

Antonyms & Near Antonyms

• mature
• adult
• older
• old
• senior
• elderly
• matured
• aged
• ancient
• geriatric
• aging
• senescent
• oldish
• long-lived
• grown-up
• ripe
• golden
• full-blown
• mellow
• full-fledged
• middle-aged
• ripened
• senile
• over-the-hill
• doddering
• decrepit
• tottery
• spavined
• anile

Example Sentences

Recent Examples of youthful

The character introduced as youthful comic relief became an enduring piece of the series’ optimistic picture of the future. — Daniel Ross Goodman, The Washington Examiner, 30 Oct. 2026

Stewart, who died Wednesday at 86, was 82 then, friendly and dapper and emanating a youthful sense of wonder and readiness. — Television Critic, Los Angeles Times, 30 Oct. 2026

Found in serums and creams, these copper-containing compounds commonly promise smoother, more youthful-looking skin. — Taylor Lane, Flow Space, 28 Oct. 2026

Neither party can be proud of its recent impact on the federal judiciary; the Republicans seek youthful doctrinaires, and the Democrats indulge racial and gender preferences. — George Liebmann, Baltimore Sun, 28 Oct. 2026