glossy vs shiny

glossy is a noun but shiny is not a noun.

Word	Noun	Adjective	Verb	Adverb
glossy	Yes	Yes	No	No
shiny	No	Yes	No	No

As adjectives, glossy and shiny are synonyms defined as:

Other synonyms of glossy include glistening, lustrous, sheeny, shining.

glossy (noun)	shiny (noun)
a photograph that is printed on smooth shiny paper
a magazine printed on good quality paper

glossy (adjective)	shiny (adjective)
superficially attractive and stylish; suggesting wealth or expense	having a shiny surface or coating
reflecting light	reflecting light
(of paper and fabric and leather) having a surface made smooth and shiny especially by pressing between rollers	made smooth and bright by or as if by rubbing; reflecting a sheen or glow
based on pretense; deceptively pleasing