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

De Paula, 21, feels like an injection of youthful exuberance for baseball’s oldest lineup. — Fabian Ardaya, New York Times, 16 Sep. 2026

It’s also loaded with ingredients such as ceramides, hyaluronic acid, and niacinamide that cultivate a youthful look while remedying the common signs of aging. — Sophie Dunne, Footwear News, 14 Sep. 2026

Hoorne plays Woranart, a grandmother in her 80s whose youthful looks conceal a centipede spirit searching for a new host, with Oui (Baipor Thitiya Jirapornsilp), the family’s youngest member, emerging as her likely target. — Naman Ramachandran, Variety, 14 Sep. 2026

The child-friendly design ensures little to no injury in the event of roughhousing gone wrong and the splashes of color feel youthful but still thoughtfully designed. — Audrey Lee, Architectural Digest, 11 Sep. 2026