tiag verb English. Gives light to s.t. in the sense lights it up; shines dazzlingly. Example sentence: Subanen. Nda' gupia tiagi pedes nandaw, pu' melaun megdelem, mabu' dumupi', ndi' tagad mektui gendaw. English. The sun isn't shining very brightly today, because there is a lot of overcast; it will probably rain before noon. c.f. delag Synonym. denal; sebang Generic. lamag