Solve the puzzle using the synonyms

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Across
  1. 3. pinnacle, steeple, zenith, vertex, peak
  2. 4. foolish, kiddy, idiotic, childish
  3. 6. assail, attack, beset
  4. 9. exterior, external, outermost, minor
  5. 11. modify, adjust, change, amend
Down
  1. 1. modesty, humbleness
  2. 2. hesitant, humility
  3. 5. beautiful, gorgeous, magnificent, splendid
  4. 7. diverge, branch
  5. 8. astonish, astound, baffle
  6. 9. peak, spire, steeple, summit, cone, tower, zenith, vertex
  7. 10. intense, sharp