mock vs copy

mock and copy both are nouns.

Word	Noun	Adjective	Verb	Adverb
mock	Yes	Yes	Yes	No
copy	Yes	No	Yes	No

As verbs, copy is a hypernym of mock; that is, copy is a word with a broader meaning than mock:

Other hypernyms of mock include imitate, simulate.

mock (noun)	copy (noun)
the act of mocking or ridiculing	a thing made to be similar or identical to another thing
	a reproduction of a written record (e.g. of a legal or school record)
	matter to be printed; exclusive of graphical materials
	material suitable for a journalistic account

mock (adjective)	copy (adjective)
constituting a copy or imitation of something

mock (verb)	copy (verb)
treat with contempt	reproduce someone's behavior or looks
imitate with mockery and derision	make a replica of
	reproduce or make an exact copy of
	copy down as is