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Definition of youthful

youthful

/ˈjuːθ.fəl/
youth · ful
Adverb:youthfully
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youthful Lexical Profile

youthful Game Scores & Validity

• adjective

1

Young or seeming young in appearance, vigor, or spirit.

Example

"Despite being in her seventies, she maintained a remarkably youthful appearance and active lifestyle."

2

Relating to, characteristic of, or occurring during the period of youth.

Example

"His early novels were filled with youthful idealism and a desire to change the world."

Synonyms
View all synonyms for youthful
Antonyms
View all antonyms for youthful

• Rhymes for youthful

• Nearby Words

yourself
youth
youth and old age
youthful
youthfully
youthfulness
yow

Word Origin & Etymology

Formed in Middle English from the noun 'youth' (from Old English 'geoguþ') combined with the suffix '-ful'.

Cite this Entry

Wordmom. (2026). Definition of Youthful. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/youthful
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