sloe vs Alleghany plum

sloe and Alleghany plum both are nouns.

Word	Noun	Adjective	Verb	Adverb
sloe	Yes	No	No	No
Alleghany plum	Yes	No	No	No

As nouns, sloe and Alleghany plum are synonyms defined as:

sloe and Alleghany plum: wild plum of northeastern United States having dark purple fruits with yellow flesh

Other synonyms of sloe include Allegheny plum, Prunus alleghaniensis.

sloe (noun)	Alleghany plum (noun)
small sour dark purple fruit of especially the Allegheny plum bush	wild plum of northeastern United States having dark purple fruits with yellow flesh
a thorny Eurasian bush with plumlike fruits
wild plum of northeastern United States having dark purple fruits with yellow flesh