funny vs joke

funny and joke both are nouns.

Word	Noun	Adjective	Verb	Adverb
funny	Yes	Yes	No	No
joke	Yes	No	Yes	No

As nouns, joke is a hypernym of funny; that is, joke is a word with a broader meaning than funny:

Other hypernyms of funny include gag, jape, jest, laugh.

funny (noun)	joke (noun)
an account of an amusing incident (usually with a punch line)	a ludicrous or grotesque act done for fun and amusement
	activity characterized by good humor
	a triviality not to be taken seriously
	a humorous anecdote or remark intended to provoke laughter

funny (adjective)	joke (adjective)
arousing or provoking laughter
experiencing odd bodily sensations
not as expected
beyond or deviating from the usual or expected

funny (verb)	joke (verb)
	act in a funny or teasing way
	tell a joke; speak humorously