My Suggestions

rĩrathagĩra

v.

  1. rises (sun). Rises. Describes the action of the sun rising or coming up; specifically refers to the direction or place where the sun rises (east).

Example: O narĩo riũa rĩrathaga, na rĩgathũa, ningĩ rĩgacoka kũhanyũka na kũrĩa rĩrathagĩra. (The sun rises and the sun sets;); Nake Kaini akiuma harĩ Jehova, agĩthiĩ agĩtũũra bũrũri wa Nodu, ũrĩa warĩ rũere rũa kũu Edeni rũrĩa riũa rĩrathagĩra. (rather than a definite geographic region. east of Eden.)