need vs impulse

impulse vs need

need and impulse both are nouns.

need is a verb but impulse is not a verb.

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

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

need: the psychological feature that arouses an organism to action toward a desired goal; the reason for the action; that which gives purpose and direction to behavior
impulse: an instinctive motive

Other hyponyms of need include life, rational motive, irrational motive, urge, ethical motive, ethics, morality, morals, mental energy, psychic energy.

need (noun)	impulse (noun)
the psychological feature that arouses an organism to action toward a desired goal; the reason for the action; that which gives purpose and direction to behavior	the act of applying force suddenly
anything that is necessary but lacking	an impelling force or strength
a condition requiring relief	the electrical discharge that travels along a nerve fiber
a state of extreme poverty or destitution	(electronics) a sharp transient wave in the normal electrical state (or a series of such transients)
	a sudden desire
	an instinctive motive

need (verb)	impulse (verb)
have need of
have or feel a need for
require as useful, just, or proper

Difference between need and impulse

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