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Across 4. likely to perform unpredictably 5. a man paid to drive a privately owned car 8. the act of taking revenge/ retaliation 10. greatly annoyed; out of patience 12. an accusation of wrongdoing 16. hold back to a later time 17. marginal consciousness 19. conceal or hide 20. ripen and generate pus

Down 1. freed from any question of guilt 2. the patterns of stress and intonation in a language 3. spread or diffuse through 6. a hostile challenge 7. capable of arousing enthusiasm or excitement 9. in a tentative manner 11. with obstinate determination 13. utter indistinctly 14. pathetically lacking in force or effectiveness 15. a record in which commercial accounts 18. marginal consciousness