glassy vs vitrified

glassy and vitrified both are adjectives.

Word	Noun	Adjective	Verb	Adverb
glassy	No	Yes	No	No
vitrified	No	Yes	No	No

As adjectives, glassy and vitrified are synonyms defined as:

glassy and vitrified: (of ceramics) having the surface made shiny and nonporous by fusing a vitreous solution to it

Other synonyms of glassy include vitreous.

glassy (adjective)	vitrified (adjective)
(used of eyes) lacking liveliness	(of ceramics) having the surface made shiny and nonporous by fusing a vitreous solution to it
(of ceramics) having the surface made shiny and nonporous by fusing a vitreous solution to it
resembling glass in smoothness and shininess and slickness