IPA: /ˈjuːθfəli/
KK: /ˈjuːθfəli/
In a way that shows the qualities or characteristics of being young, such as energy, enthusiasm, or freshness.
She danced youthfully at the party, bringing joy to everyone around her.
Youthfully → It is formed from "youth" (from Old English "geogð", meaning the period of being young) and "-fully" (meaning in a manner full of). The word "youthfully" means in a manner that is characteristic of youth or young people.
Think of the word 'youth' representing the time of being young, and '-fully' indicating a manner. This helps you remember that 'youthfully' describes actions or qualities that are full of the spirit of youth.