| 01. inervar (7 Letters) | 02. inescrupulosa (13 Letters) | 03. inescrupuloso (13 Letters) |
| 04. inescrutable (12 Letters) | 05. inescudrinable (14 Letters) | 06. inescudriñable (14 Letters) |
| 07. inesperable (11 Letters) | 08. inesperadamente (15 Letters) | 09. inesperado (10 Letters) |
| 10. inesperta (9 Letters) | 11. inestabilidad (13 Letters) | 12. inestable (9 Letters) |
| 13. inestancable (12 Letters) | 14. inestimabilidad (15 Letters) | 15. inestimable (11 Letters) |
| 16. inestimado (10 Letters) | 17. inevitable (10 Letters) | 18. inevitablemente (15 Letters) |
| 19. inexactamente (13 Letters) | 20. inexactitud (11 Letters) | 21. inexacto (8 Letters) |
| 22. inexcogitable (13 Letters) | 23. inexcusable (11 Letters) | 24. inexcusablemente (16 Letters) |
| 25. inexequible (11 Letters) | 26. inexhausto (10 Letters) | 27. inexistencia (12 Letters) |
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| 28. inexistente (11 Letters) | 29. inexorabilidad (14 Letters) | 30. inexorable (10 Letters) |
| 31. inexorablemente (15 Letters) | 32. inexorrable (11 Letters) | 33. inexperiencia (13 Letters) |
| 34. inexperta (9 Letters) | 35. inexperto (9 Letters) | 36. inexpiable (10 Letters) |
| 37. inexplicable (12 Letters) | 38. inexplicablemente (17 Letters) | 39. inexplicado (11 Letters) |
| 40. inexplorado (11 Letters) | 41. inexpresable (12 Letters) | 42. inexpresiva (11 Letters) |
| 43. inexpresividad (14 Letters) | 44. inexpresivo (11 Letters) | 45. inexpugnable (12 Letters) |
| 46. inextensible (12 Letters) | 47. inextenso (9 Letters) | 48. inextinguible (13 Letters) |
| 49. inextricable (12 Letters) | 50. inédita (7 Letters) | 51. inédito (7 Letters) |
| 52. infacundo (9 Letters) | 53. infalibilidad (13 Letters) | 54. infalible (9 Letters) |
| 55. infaliblemente (14 Letters) | 56. infalsificable (14 Letters) | 57. infama (6 Letters) |
| 58. infamacion (10 Letters) | 59. infamación (10 Letters) | 60. infamadamente (13 Letters) |
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