dwarf chestnut vs eastern chinquapin

dwarf chestnut and eastern chinquapin both are nouns.

Word	Noun	Adjective	Verb	Adverb
dwarf chestnut	Yes	No	No	No
eastern chinquapin	Yes	No	No	No

As nouns, dwarf chestnut and eastern chinquapin are synonyms defined as:

dwarf chestnut and eastern chinquapin: shrubby chestnut tree of southeastern United States having small edible nuts

Other synonyms of dwarf chestnut include Allegheny chinkapin, Castanea pumila, chinquapin.

dwarf chestnut (noun)	eastern chinquapin (noun)
shrubby chestnut tree of southeastern United States having small edible nuts	shrubby chestnut tree of southeastern United States having small edible nuts