edit vs copyedit

edit and copyedit both are verbs.

Word	Noun	Adjective	Verb	Adverb
edit	No	No	Yes	No
copyedit	No	No	Yes	No

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

edit: prepare for publication or presentation by correcting, revising, or adapting
copyedit: edit and correct (written or printed material)

edit (verb)	copyedit (verb)
prepare for publication or presentation by correcting, revising, or adapting	edit and correct (written or printed material)
cut and assemble the components of
cut or eliminate
supervise the publication of