devoted
Definitions
Very loving or loyal.
Given over to a particular purpose, activity, or person.
Examples
She is a devoted mother who always puts her children's needs first.
The scientist remained devoted to her research despite many years of failure.
He has been a devoted fan of the local baseball team since he was a child.
Synonyms
loyal dedicated committed faithful steadfast allegiant ardent
Antonyms
apathetic disloyal unfaithful indifferent uncommitted fickle treacherous