steadfast

US /ˈsted.fæst/
UK /ˈsted.fæst/
"steadfast" picture
1.

inébranlable, ferme, fidèle

resolutely or dutifully firm and unwavering

:
He remained steadfast in his loyalty to the company.
Il est resté inébranlable dans sa loyauté envers l'entreprise.
Her steadfast determination helped her overcome many obstacles.
Sa détermination inébranlable l'a aidée à surmonter de nombreux obstacles.