| 01. orbitador (9 Letters) | 02. olor sui generis (16 Letters) | 03. olor sui generis (16 Letters) |
| 04. obsecarte (9 Letters) | 05. opinólogo (9 Letters) | 06. opening (7 Letters) |
| 07. opinólogo (9 Letters) | 08. o globo (7 Letters) | 09. oy, oy, oy (10 Letters) |
| 10. on board (8 Letters) | 11. o globo (7 Letters) | 12. observación fantasma (20 Letters) |
| 13. oregón (6 Letters) | 14. oregón (6 Letters) | 15. orcos (5 Letters) |
| 16. otorongo (8 Letters) | 17. oligofrenia (11 Letters) | 18. oligofrenico (12 Letters) |
| 19. orcos (5 Letters) | 20. obispillo (9 Letters) | 21. orejeta (7 Letters) |
| 22. orroe (5 Letters) | 23. ortoprotésica (13 Letters) | 24. ortoprotésico (13 Letters) |
| 25. ochavones (9 Letters) | 26. orejeta (7 Letters) | 27. oplocracia (10 Letters) |
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| 28. objeto de mayall (16 Letters) | 29. oro (3 Letters) | 30. oquite (6 Letters) |
| 31. omeiíta (7 Letters) | 32. ogámico (7 Letters) | 33. oldhamita (9 Letters) |
| 34. ordoñezita (10 Letters) | 35. oakermanita (11 Letters) | 36. oxiplumboromeíta (16 Letters) |
| 37. orleanista (10 Letters) | 38. okenita (7 Letters) | 39. orquidarium (11 Letters) |
| 40. orunmila (8 Letters) | 41. ovniólogo (9 Letters) | 42. oníscidos (9 Letters) |
| 43. onicóforos (10 Letters) | 44. onkelos (7 Letters) | 45. ona (3 Letters) |
| 46. odas (4 Letters) | 47. olivia (6 Letters) | 48. otavita (7 Letters) |
| 49. oxamita (7 Letters) | 50. ozoquerita (10 Letters) | 51. osarizawaíta (12 Letters) |
| 52. okenita (7 Letters) | 53. obo (3 Letters) | 54. ollazo (6 Letters) |
| 55. ornear (6 Letters) | 56. orocalco (8 Letters) | 57. ostentemo (9 Letters) |
| 58. okupación (9 Letters) | 59. orozuz (6 Letters) | 60. organoide (9 Letters) |
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