epoxy vs synthetic resin

epoxy and synthetic resin both are nouns.

Word	Noun	Adjective	Verb	Adverb
epoxy	Yes	No	Yes	No
synthetic resin	Yes	No	No	No

As nouns, synthetic resin is a hypernym of epoxy; that is, synthetic resin is a word with a broader meaning than epoxy:

epoxy: a thermosetting resin; used chiefly in strong adhesives and coatings and laminates
synthetic resin: a resin having a polymeric structure; especially a resin in the raw state; used chiefly in plastics

epoxy (noun)	synthetic resin (noun)
a thermosetting resin; used chiefly in strong adhesives and coatings and laminates	a resin having a polymeric structure; especially a resin in the raw state; used chiefly in plastics

epoxy (verb)	synthetic resin (verb)
glue with epoxy