war vs drive

war and drive both are nouns.

Word	Noun	Adjective	Verb	Adverb
war	Yes	No	Yes	No
drive	Yes	No	Yes	No

As nouns, drive is a hypernym of war; that is, drive is a word with a broader meaning than war:

war: a concerted campaign to end something that is injurious
drive: a series of actions advancing a principle or tending toward a particular end

Other hypernyms of war include campaign, cause, crusade, effort, movement.

war (noun)	drive (noun)
the waging of armed conflict against an enemy	a journey in a vehicle (usually an automobile)
a concerted campaign to end something that is injurious	a series of actions advancing a principle or tending toward a particular end
an active struggle between competing entities	hitting a golf ball off of a tee with a driver
a legal state created by a declaration of war and ended by official declaration during which the international rules of war apply	the act of applying force to propel something
	(sports) a hard straight return (as in tennis or squash)
	the act of driving a herd of animals overland
	a wide scenic road planted with trees
	a road leading up to a private house
	a mechanism by which force or power is transmitted in a machine
	(computer science) a device that writes data onto or reads data from a storage medium
	the trait of being highly motivated
	a physiological state corresponding to a strong need or desire

war (verb)	drive (verb)
make or wage war	move into a desired direction of discourse
	(hunting) chase from cover into more open ground
	(hunting) search for game
	cause to function by supplying the force or power for or by controlling
	force into or from an action or state, either physically or metaphorically
	cause to move rapidly by striking or throwing with force
	hit very hard, as by swinging a bat horizontally
	strike with a driver, as in teeing off
	excavate horizontally
	push, propel, or press with force
	cause to move back by force or influence
	compel somebody to do something, often against his own will or judgment
	travel or be transported in a vehicle
	operate or control a vehicle
	cause someone or something to move by driving
	move by being propelled by a force
	urge forward
	proceed along in a vehicle
	strive and make an effort to reach a goal
	to compel or force or urge relentlessly or exert coercive pressure on, or motivate strongly
	work as a driver
	have certain properties when driven