To make it negative, you mean? That would be "un" - unwilling.
Willingness to serve means that you are willing to serve
it means wariness i guess
No, stubborn means not willing to move your point, strong-willed means having to get your own way or not willing to do something another way.
it means you are willing to take action to accomplished your desired task, no matter the challenge.
Be willing! (Imperative form of volonti, "to be willing")
it means you want to do something
God willing
God willing.
Always willing.
I think you mean inshala which means "God willing"
In Farsi, you can say "Inshallah" to mean God willing or if God wills.
The term willing to pay means that a person is willing to give cash or credit for something they wish to own. When a person takes an item to the register, they are willing to pay for it.
"I am willing to do anything."
To make it negative, you mean? That would be "un" - unwilling.
it means strong and free willing
It means you do as your told