Ka- Destiny, fate. Call it what you want. It binds all together and directs what happens.

Ka-tet- A group bound together by ka.

Khef- The sharing of minds, ro thoughts, between the members of a ka-tet.

Ka-mai- Ka-tet's fool. The joker of a ka-tet.

Beams- They keep the worlds together, and meet in the center, at the Dark Tower.

Guardians- They were made by the Old People to guard the portals of the Beams.