Crosswords

1. Occur at the same time
7. Equal in value, amount, function, meaning, etc
8. A book forming part of a work or series
9. Remove impurities or unwanted elements from (a substance), typically as part of an industrial process
10. Existing in thought or as an idea but not having a physical or concrete existence
12. A person who gives something
15. Diminish or destroy the value or quality of
17. Offset the effect of (something) by countering it with something of equal force
19. The mass or size of something large
20. Forming or viewed as a unit apart or by itself

2. Suggested though not directly expressed
3. Make smaller or less in amount, degree, or size
4. The smaller number or part, especially a number or part representing less than half of the whole
5. Accepting something without dissent or doubt
6. Make the surface of (something) smooth and shiny by rubbing it
11. The state or quality of being dedicated to a cause, activity, etc
13. A large body of matter with no definite shape
14. A horizontal plane or line with respect to the distance above or below a given point
16. A consideration or amount that diminishes or balances the effect of an opposite one
18. Relating to visual art, especially involving drawing, engraving, or lettering