storage space vs drawer

storage space and drawer both are nouns.

Word	Noun	Adjective	Verb	Adverb
storage space	Yes	No	No	No
drawer	Yes	No	No	No

As nouns, drawer is a hyponym of storage space; that is, drawer is a word with a more specific, narrower meaning than storage space:

storage space: the area in any structure that provides space for storage
drawer: a boxlike container in a piece of furniture; made so as to slide in and out

Other hyponyms of storage space include cache, cellar, wine cellar, closet, cupboard, cellar, root cellar, stacks.

storage space (noun)	drawer (noun)
the area in any structure that provides space for storage	a boxlike container in a piece of furniture; made so as to slide in and out
	an artist skilled at drawing
	the person who writes a check or draft instructing the drawee to pay someone else