光晕

光晕	guāng yùn	halo / (photography) halation
光	guāng	light; ray (CL:道) / bright; shiny / only; merely / used up; finished / to leave (a part of the body) uncovered
晕	yūn	confused / dizzy / giddy / to faint / to swoon / to lose consciousness / to pass out
晕	yùn	dizzy / halo / ring around moon or sun