what do these mean

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Across
  1. 1. fidelity
  2. 3. cacotrophic
  3. 5. later
  4. 7. initiate
  5. 8. retract
  6. 10. pedophile
  7. 11. hexagon
  8. 12. autonomy
  9. 13. seismograph
Down
  1. 1. fractured
  2. 2. comply
  3. 4. heterozygous
  4. 5. Lithium
  5. 6. science
  6. 7. line
  7. 9. are
  8. 10. psychopath