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

Try the Plump Shot Fill & Flip Plumping Lip Liner to instantly boost lip volume, or go for the Plump Shot Fill & Blur Primer for a fresh, youthful appearance before your normal foundation and concealer routine. — Kelsey Legg, ABC News, 6 July 2026

Part of what’s at work is a reasonable desire to give a party with more than its share of grizzled congressional veterans a jolt of youthful energy. — The Editorial Board, Chicago Tribune, 5 July 2026

That said, the actress has a few staples in her routine that help enhance her glowy, youthful appearance. — Grace Scollo, InStyle, 4 July 2026

And when layered pieces are left completely out of the ponytail, the face is further accentuated, achieving a more youthful look. — Kaleigh Werner, Footwear News, 3 July 2026