garret vs storey

garret and storey both are nouns.

Word	Noun	Adjective	Verb	Adverb
garret	Yes	No	No	No
storey	Yes	No	No	No

As nouns, storey is a hypernym of garret; that is, storey is a word with a broader meaning than garret:

garret: floor consisting of open space at the top of a house just below roof; often used for storage
storey: a structure consisting of a room or set of rooms at a single position along a vertical scale

Other hypernyms of garret include floor, level, story.

garret (noun)	storey (noun)
floor consisting of open space at the top of a house just below roof; often used for storage	a structure consisting of a room or set of rooms at a single position along a vertical scale