IPA: /ˈzɛstfəl/
KK: /zɛstfəl/
The state of being full of energy and enthusiasm.
Her zestfulness for life inspired everyone around her.
Zestfulness → It is formed from "zest" (from Old French *zeste*, meaning the peel of citrus fruits, which is used to add flavor) and "-fulness" (meaning the state of being full of). The word "zestfulness" means the state of being full of zest or enthusiasm.
Think of 'zest' as adding flavor and excitement to life, and '-fulness' means being full of that excitement.