glister (v.) Look up glister at
late 14c., "to glitter, sparkle," probably from or related to Low German glisteren, Middle Dutch glisteren, frequentative forms ultimately from the large group of Germanic gl- words for "smooth; shining; joyful," from PIE root *ghel- (2) "to shine." Related: Glistered; glistering. As a noun, from 1530s.
All is not golde that glistereth [Thomas Becon, "Reliques of Rome," 1563]