Willing
/ˈwɪlɪŋ/
verb
To wish, desire.
To instruct (that something be done) in one's will.
To try to make (something) happen by using one's will (intention).
“All the fans were willing their team to win the game.”
noun
The execution of a will.
adjective
Ready to do something that is not (can't be expected as) a matter of course.
“If my boyfriend isn't willing to change his drinking habits, I will split up with him.”
Synonyms: agreeable, agreeing, consenting, voluntary