negate vs deny

negate and deny both are verbs.

Word	Noun	Adjective	Verb	Adverb
negate	No	No	Yes	No
deny	No	No	Yes	No

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

negate (verb)	deny (verb)
make ineffective by counterbalancing the effect of	declare untrue; contradict
prove negative; show to be false	refuse to accept or believe
deny the truth of	refuse to recognize or acknowledge
be in contradiction with	deny formally (an allegation of fact by the opposing party) in a legal suit
	refuse to let have
	refuse to grant, as of a petition or request
	deny oneself (something); restrain, especially from indulging in some pleasure