lock vs constraint

constraint vs lock

lock and constraint both are nouns.

lock is a verb but constraint is not a verb.

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

As nouns, constraint is a hypernym of lock; that is, constraint is a word with a broader meaning than lock:

lock: a restraint incorporated into the ignition switch to prevent the use of a vehicle by persons who do not have the key
constraint: a device that retards something's motion

Other hypernyms of lock include restraint.

lock (noun)	constraint (noun)
any wrestling hold in which some part of the opponent's body is twisted or pressured	the act of constraining; the threat or use of force to control the thoughts or behavior of others
a fastener fitted to a door or drawer to keep it firmly closed	a device that retards something's motion
a restraint incorporated into the ignition switch to prevent the use of a vehicle by persons who do not have the key	the state of being physically constrained
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
a mechanism that detonates the charge of a gun
a strand or cluster of hair

lock (verb)	constraint (verb)
become rigid or immoveable
fasten with a lock
keep engaged
place in a place where something cannot be removed or someone cannot escape
become engaged or intermeshed with one another
hold in a locking position
build locks in order to facilitate the navigation of vessels
hold fast (in a certain state)
pass by means through a lock in a waterway

Difference between lock and constraint

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