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Across 4. an expression designed to call something to mind without mentioning it explicitly 6. Parallel Episodes 8. a supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation. 12. not discovered or known about; uncertain. 16. a conclusion reached on the basis of evidence and reasoning 17. the process of becoming progressively worse. 18. a story, poem, or picture that can be interpreted to reveal a hidden meaning,

Down 1. a subordinate plot 2. characterized by or given to introspection. 3. a single metaphor or analogy at length through multiple linked vehicles, tenors, and grounds throughout a poem or story 5. a group of words established by usage as having a meaning not deducible from those of the individual words 7. a thing that represents or stands for something else, especially a material object representing something abstract. 9. Lead to believe something when it is not the actual thing that happened 10. prove (a statement or theory) to be wrong 11. make sure or demonstrate that (something) is true, accurate, or justified. 13. perceptible by touch 14. a return to a former or less developed state. 15. in every case or on every occasion