acknowledge vs pass

acknowledge is not a noun while pass is a noun.

Word	Noun	Adjective	Verb	Adverb
acknowledge	No	No	Yes	No
pass	Yes	Yes	Yes	No

As verbs, pass is a hypernym of acknowledge; that is, pass is a word with a broader meaning than acknowledge:

Other hypernyms of acknowledge include communicate, pass along, pass on, put across.

acknowledge (noun)	pass (noun)
	(sports) the act of throwing the ball to another member of your team
	a usually brief attempt
	(American football) a play that involves one player throwing the ball to a teammate
	(baseball) an advance to first base by a batter who receives four balls
	success in satisfying a test or requirement
	a flight or run by an aircraft over a target
	a permit to enter or leave a military installation
	any authorization to pass or go somewhere
	an automatic advance to the next round in a tournament without playing an opponent
	a document indicating permission to do something without restrictions
	a complimentary ticket
	a difficult juncture
	one complete cycle of operations (as by a computer)
	the location in a range of mountains of a geological formation that is lower than the surrounding peaks
	a bad or difficult situation or state of affairs
	(military) a written leave of absence

acknowledge (adjective)	pass (adjective)
	of advancing the ball by throwing it

acknowledge (verb)	pass (verb)
accept as legally binding and valid	eliminate from the body
accept (someone) to be what is claimed or accept his power and authority	come to pass
declare to be true or admit the existence or reality or truth of	disappear gradually
express obligation, thanks, or gratitude for	pass from physical life and lose all bodily attributes and functions necessary to sustain life
report the receipt of	grant authorization or clearance for
express recognition of the presence or existence of, or acquaintance with	transmit information
	pass over, across, or through
	go across or through
	travel past
	pass into a specified state or condition; sink into
	for time to move forward
	cause to pass
	move past
	place into the hands or custody of
	throw (a ball) to another player
	transfer to another; of rights or property
	be inherited by
	make laws, bills, etc. or bring into effect by legislation
	go unchallenged; be approved
	accept or judge as acceptable
	go successfully through a test or a selection process
	allow to go without comment or censure
	use up a period of time in a specific way
	be superior or better than some standard
	stretch out over a distance, space, time, or scope; run or extend between two points or beyond a certain point