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

Irritated by this youthful, overly eager visitor, Highsmith refuses the offer — unless, that is, Ridgeway can dream up the perfect murder along with her. — Pete Hammond, Deadline, 25 Sep. 2026

Especially when that time could be directed to a central ensemble bursting with more than enough charm, chemistry and appropriately youthful folly to generate plenty of tea on their own. — Angie Han, HollywoodReporter, 24 Sep. 2026

The clip quickly spiraled across the internet, ultimately another PR win for the coach’s youthful operation. — Noah White, Miami Herald, 24 Sep. 2026

This neck and face moisturizer uses a blend of plant extracts designed to support skin elasticity, a key player in maintaining a youthful, plump appearance. — Mariana Best, PEOPLE, 24 Sep. 2026