glaze (v.)

late 14c. variant of Middle English glasen "to fit with glass," also "to make shine," from glas (see glass (n.)). The form probably influenced or reinforced by glazier. Of pottery, etc., "cover with a shiny or glossy substance," from c. 1400. Related: Glazed; glazing.

"substance used to make a glossy coating," 1784, from glaze (v.). In reference to a thin coating of ice from 1752.