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Across 1. a vote in which all people in a country or an area are asked to give their opinion about or decide an important political or social question 5. to officially prevent someone from entering a place or from doing something 6. an important system or organization in society that has existed for a long time 8. to speak to someone severly about something they have done wrong 10. to state publicly that something is true or that you agree with it 11. to allow someone to have or to do what they want 12. to gradually make someone or something less srong or effective 14. having a variety of different and important features or elements 16. to change a decision or result so that it becomes the opposite of what it was before 18. the practice of having more than one husband or wife at the same time 19. to officially force someone to leave a school or organization

Down 2. to describe or express an idea, thought, or opinion 3. treating a person or a group of people differently from other people, in an unfair way 4. a promise to do something or to behave in a particular way 7. able to persuade someone to do something or persuade them that something is true 9. a belief that something is true or will happen, often without any real proof 13. a difficult situation in which you have to choose between two or more alternatives 15. taking a child into one's own family and make it legally son or daughter 17. to stop doing something or stop happening