An Etymological Dictionary of the German Language/glitzern

by Friedrich Kluge

glitzern, vb., ‘to glitter, glisten,’ from the equiv. MidHG. glitzern, frequentative of MidHG. glitzen, ‘to shine’; comp. OHG. glizzinôn; allied to gleißen, OHG. gliȥȥan. AS. *glitorian, E. to glitter, OIc. glitra, ‘to shine,’ are similarly formed.