faithful

/ˈfeɪθ·fəl/ adj

Definition

› trusted; loyal: She has been a faithful employee for 30 years. › If something, such as a copy or recording, is faithful, it is exactly like or very similar to the original: The painting was a faithful reproduction of the original. › If you are faithful to someone or something, you remain loyal and keep the promises you made: You've been faithful to your family.

(Definition of faithful adj from the Cambridge Academic Content Dictionary © Cambridge University Press)