38
1. epigastric 2. canvas 3. canvass 4. plutonic 5. dervis 6. ocular 7. Gregorian 8. juncture 9. chibouque 10. incompatible 11. derrick 12. epigram 13. chamfer 14. immanence 15. geoponics 16. aliquot 17. caoutchouc 18. knapsack 19. nicety 20. phosphate 21. Rechabite 22. sympathize 23. grenade 24. serviceable 25. britannia 26. treatise 27. inaccurate 28. nickel 29. descant 30. knavery