Cw

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Across
  1. 3. occasional (syn)
  2. 5. 0-100 km/h
  3. 6. avustus
  4. 8. quickly (syn)
  5. 9. suitable (syn)
  6. 11. lyhytaikainen
  7. 12. very common (syn)
Down
  1. 1. storage energy (symbol: F)
  2. 2. have no electrical resistivity
  3. 4. a rotating mechanical device
  4. 7. betterment (syn)
  5. 10. säätelevä