| 01. ullaguanga (10 Letters) | 02. ullaguanga (10 Letters) | 03. uchu (4 Letters) |
| 04. uchujacu (uchu-jacu) (28 Letters) | 05. uchupa (6 Letters) | 06. ucsha (5 Letters) |
| 07. ucu (3 Letters) | 08. ullaguanga (10 Letters) | 09. ulcu (4 Letters) |
| 10. ulku (4 Letters) | 11. ulqu (4 Letters) | 12. ulcuango, ulcuangu (ulcu-angu)* (39 Letters) |
| 13. uma (3 Letters) | 14. umacara (uma-cara) (26 Letters) | 15. umaña (5 Letters) |
| 16. umaquinga (uma-quinga)* (31 Letters) | 17. umu (3 Letters) | 18. unda (4 Letters) |
| 19. unicshar (8 Letters) | 20. uñancha (7 Letters) | 21. uñi (3 Letters) |
| 22. upayacu (upa-yacu) (26 Letters) | 23. upi (3 Letters) | 24. uqi (3 Letters) |
| 25. ura (3 Letters) | 26. uraqi (5 Letters) | 27. urcu (4 Letters) |
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| 28. urma (4 Letters) | 29. urpi (4 Letters) | 30. urpu (4 Letters) |
| 31. urqu (4 Letters) | 32. uru (3 Letters) | 33. uru (3 Letters) |
| 34. urua (4 Letters) | 35. urubamba (uru-bamba) (28 Letters) | 36. urubi (uru-bi) (22 Letters) |
| 37. urcu (4 Letters) | 38. urpu (4 Letters) | 39. ushi (4 Letters) |
| 40. ushiña (ushi-ña)* (25 Letters) | 41. ushnu, usno (11 Letters) | 42. usqui (5 Letters) |
| 43. usuri (5 Letters) | 44. uta (3 Letters) | 45. utcu (4 Letters) |
| 46. uya (3 Letters) | 47. uyansa, oyanza (14 Letters) | 48. uyumbicho, uyumbichu (20 Letters) |
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