any backward region that is isolated from the world and resists progress
a body of water that was created by a flood or tide or by being held or forced back by a dam; "the bayous and backwaters are breeding grounds for mosquitos"
win a victory over; "You must overcome all difficulties"; "defeat your enemies"; "He overcame his shyness"; "She conquered here fear of mice"; "He overcame his infirmity"; "Her anger got the better of her and she blew up"