Intransigent : unwilling or refusing to change one's views or to agree about something.Ever-ready : permanently accessible, available, or prepared. Faithful : remaining loyal and steadfast.Flexible : (of a person) ready and able to change so as to adapt to different circumstances.Obedient : complying or willing to comply with an order or request; submissive to another's authority.Antonym of Intransigent is Flexible