canopy vs sunshade

canopy and sunshade both are nouns.

Word	Noun	Adjective	Verb	Adverb
canopy	Yes	No	Yes	No
sunshade	Yes	No	No	No

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

canopy: a covering (usually of cloth) that serves as a roof to shelter an area from the weather
sunshade: a canopy made of canvas to shelter people or things from rain or sun

Other hyponyms of canopy include awning, sunblind, baldachin, marquee, marquise, porte-cochere, tester, umbrella.

canopy (noun)	sunshade (noun)
a covering (usually of cloth) that serves as a roof to shelter an area from the weather	a canopy made of canvas to shelter people or things from rain or sun
the umbrellalike part of a parachute that fills with air	a handheld collapsible source of shade
the transparent covering of an aircraft cockpit

canopy (verb)	sunshade (verb)
cover with a canopy