drive vs impulse

drive and impulse both are nouns.

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

As nouns, impulse is a hyponym of drive; that is, impulse is a word with a more specific, narrower meaning than drive:

Other hyponyms of drive include firewall, impetus, impulsion.

drive (noun)	impulse (noun)
a journey in a vehicle (usually an automobile)	the act of applying force suddenly
a series of actions advancing a principle or tending toward a particular end	an impelling force or strength
hitting a golf ball off of a tee with a driver	the electrical discharge that travels along a nerve fiber
the act of applying force to propel something	(electronics) a sharp transient wave in the normal electrical state (or a series of such transients)
(sports) a hard straight return (as in tennis or squash)	a sudden desire
the act of driving a herd of animals overland	an instinctive motive
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

drive (verb)	impulse (verb)
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