copy vs mock

copy and mock both are nouns.

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

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

Other hyponyms of copy include conform to, follow, take off, mime, mimic, model, pattern, follow, take after, emulate.

copy (noun)	mock (noun)
a thing made to be similar or identical to another thing	the act of mocking or ridiculing
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

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

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