cover vs walk

cover and walk both are nouns.

Word	Noun	Adjective	Verb	Adverb
cover	Yes	No	Yes	No
walk	Yes	No	Yes	No

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

Other hyponyms of cover include tramp, crisscross, ford, bridge, jaywalk, drive, take, course, hop.

cover (noun)	walk (noun)
the act of concealing the existence of something by obstructing the view of it	the act of traveling by foot
fire that makes it difficult for the enemy to fire on your own individuals or formations	(baseball) an advance to first base by a batter who receives four balls
a false identity and background (especially one created for an undercover agent)	a slow gait of a horse in which two feet are always on the ground
a recording of a song that was first recorded or made popular by somebody else	the act of walking somewhere
bedding that keeps a person warm in bed	careers in general
a covering that serves to conceal or shelter something	a path set aside for walking
covering for a hole (especially a hole in the top of a container)	manner of walking
the protective covering on the front, back, and spine of a book
a natural object that covers or envelops
a fixed charge by a restaurant or nightclub over and above the charge for food and drink

cover (verb)	walk (verb)
sit on (eggs)	obtain a base on balls
clothe, as if for protection from the elements	give a base on balls to
protect by insurance	use one's feet to advance; advance by steps
act on verbally or in some form of artistic expression	accompany or escort
be responsible for reporting the details of, as in journalism	walk at a pace
maintain a check on; especially by patrolling	traverse or cover by walking
protect or defend (a position in a game)	take a walk; go for a walk; walk for pleasure
hold within range of an aimed firearm	make walk
play a higher card than the one previously played	live or behave in a specified manner
be responsible for guarding an opponent in a game	be or act in association with
provide with a covering or cause to be covered
form a cover over
copulate with a female, used especially of horses
cover as if with a shroud
put something on top of something else
travel across or pass over
hide from view or knowledge
spread over a surface to conceal or protect
be sufficient to meet, defray, or offset the charge or cost of
to take an action to protect against future problems
invest with a large or excessive amount of something
help out by taking someone's place and temporarily assuming his responsibilities
provide for
span an interval of distance, space or time
include in scope; include as part of something broader; have as one's sphere or territory
make up for shortcomings or a feeling of inferiority by exaggerating good qualities