25
1. enfilade 2. funnel 3. illustrious 4. delirium 5. generic 6. alcoholic 7. jubilant 8. necrology 9. plethora 10. botanize 11. furlough 12. rectifying 13. chameleon 14. engineer 15. supplement 16. deleterious 17. transubstantiation 18. incision 19. supplementary 20. pleurisy 21. cerate 22. lamely 23. Benedict 24. generalize 25. engrossment 26. frenzy 27. cereal 28. enigma 29. en masse 30. imageable