condescend; stoop; lower oneself; be willing to do something that is beneath one's dignity
Laughing cruelly, she said that she would never even deign to shake his hand, much less marry him.
dignus (worthy) (Latin)
Reign, which shows high dignity, is the opposite of Degin, which shows low dignity. DEIGN rhymes with dine. so if u don't dine properly, i.e. if u lack table manners, u r LOWERING YOURSELF