zeal
US /ziːl/
UK /ziːl/

1.
zelo, ardore, entusiasmo
great energy or enthusiasm in pursuit of a cause or an objective
:
•
Her zeal for social justice was inspiring.
Il suo zelo per la giustizia sociale era ispiratore.
•
He pursued his goals with unwavering zeal.
Ha perseguito i suoi obiettivi con zelo incrollabile.