Wordplay Wonders

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Across
  1. 2. - Swapping initial sounds of two words (e.g., "tease my ears" for "ease my tears")
  2. 4. - Rearrangement of letters to form a new word
  3. 7. - Word or design with multiple meanings
  4. 10. - A 150th anniversary
  5. 12. - Reads the same backward as forward
  6. 13. - Puzzle with hidden messages in initial letters
  7. 15. - Newly coined word or expression
  8. 17. - A lover of words
  9. 18. - Manuscript with erased and rewritten text
  10. 19. - Memory aid or device
Down
  1. 1. - Words that imitate sounds (e.g., buzz)
  2. 3. - Blend of two words (e.g., brunch)
  3. 5. - Person with both introverted and extroverted traits
  4. 6. - Extremely idealistic and unrealistic
  5. 7. - Repetition of initial sounds in a phrase
  6. 8. - Sentence using all letters of the alphabet
  7. 9. - Long, complex word or person who uses them
  8. 11. - Discovery by chance
  9. 14. - Word with no repeating letters
  10. 16. - Contradictory word pair (e.g., jumbo shrimp)