lock vs pass

lock and pass both are nouns.

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

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

lock (noun)	pass (noun)
any wrestling hold in which some part of the opponent's body is twisted or pressured	(sports) the act of throwing the ball to another member of your team
a fastener fitted to a door or drawer to keep it firmly closed	a usually brief attempt
a restraint incorporated into the ignition switch to prevent the use of a vehicle by persons who do not have the key	(American football) a play that involves one player throwing the ball to a teammate
enclosure consisting of a section of canal that can be closed to control the water level; used to raise or lower vessels that pass through it	(baseball) an advance to first base by a batter who receives four balls
a mechanism that detonates the charge of a gun	success in satisfying a test or requirement
a strand or cluster of hair	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

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

lock (verb)	pass (verb)
become rigid or immoveable	eliminate from the body
fasten with a lock	come to pass
keep engaged	disappear gradually
place in a place where something cannot be removed or someone cannot escape	pass from physical life and lose all bodily attributes and functions necessary to sustain life
become engaged or intermeshed with one another	grant authorization or clearance for
hold in a locking position	transmit information
build locks in order to facilitate the navigation of vessels	pass over, across, or through
hold fast (in a certain state)	go across or through
pass by means through a lock in a waterway	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