cherry vs sour cherry

cherry and sour cherry both are nouns.

Word	Noun	Adjective	Verb	Adverb
cherry	Yes	Yes	No	No
sour cherry	Yes	No	No	No

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

Other hyponyms of cherry include black cherry, sweet cherry, capulin, Mexican black cherry.

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

cherry: any of numerous trees and shrubs producing a small fleshy round fruit with a single hard stone; many also produce a valuable hardwood
sour cherry: rather small Eurasian tree producing red to black acid edible fruit

cherry (noun)	sour cherry (noun)
a red the color of ripe cherries	acid cherries used for pies and preserves
a red fruit with a single hard stone	rather small Eurasian tree producing red to black acid edible fruit
any of numerous trees and shrubs producing a small fleshy round fruit with a single hard stone; many also produce a valuable hardwood	Australian tree with sour red fruit
wood of any of various cherry trees especially the black cherry

cherry (adjective)	sour cherry (adjective)
of a color at the end of the color spectrum (next to orange); resembling the color of blood or cherries or tomatoes or rubies