Youthful

//ˈjuːθfəl// adj

adj ·Moderate ·College level

Definitions

Adjective

1
Young or seeming young.
"a youthful butler"
2
Characteristic of young people.
"youthful vivacity"

Adjective

1
suggestive of youth; vigorous and fresh wordnet

Synonyms

young abuzz active agile airy alive

Antonyms

antediluvian dog-eared enervated extinct

Example

"Though he is old, he has a youthful spirit."

Etymology

From youth + -ful.

Related phrases

youthful indiscretion youthful offender youthful river

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.