glue vs epoxy

glue and epoxy both are nouns.

Word	Noun	Adjective	Verb	Adverb
glue	Yes	No	Yes	No
epoxy	Yes	No	Yes	No

As verbs, epoxy is a hyponym of glue; that is, epoxy is a word with a more specific, narrower meaning than glue:

glue (noun)	epoxy (noun)
cement consisting of a sticky substance that is used as an adhesive	a thermosetting resin; used chiefly in strong adhesives and coatings and laminates

glue (verb)	epoxy (verb)
be fixed as if by glue	glue with epoxy
join or attach with or as if with glue