From UO Second Age
Spirit Speak (taken from the Second Age Play Guide printed in 1998, slightly modified)
Use the skill. If successful, you will be able to understand the speech of any manifested spirits in the area.
Macroing Spirit Speak
!Loop Assistant.Macros.UseSkillAction|32 Assistant.Macros.PauseAction|00:00:10
To use this macro, copy/paste it into a text document and save the file with a .macro extension. Place this in your Razor/Macros/ folder.
This method will take you from 0 to 100 skill and is also a great way to raise your Intelligence stat.