chinquapin vs chestnut tree

chinquapin and chestnut tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
chinquapin	Yes	No	No	No
chestnut tree	Yes	No	No	No

As nouns, chestnut tree is a hypernym of chinquapin; that is, chestnut tree is a word with a broader meaning than chinquapin:

chinquapin: shrubby chestnut tree of southeastern United States having small edible nuts
chestnut tree: any of several attractive deciduous trees yellow-brown in autumn; yield a hard wood and edible nuts in a prickly bur

Other hypernyms of chinquapin include chestnut.

As nouns, chestnut tree is a hypernym of chinquapin; that is, chestnut tree is a word with a broader meaning than chinquapin:

chinquapin: shrubby tree closely related to the Allegheny chinkapin but with larger leaves; southern midwestern United States
chestnut tree: any of several attractive deciduous trees yellow-brown in autumn; yield a hard wood and edible nuts in a prickly bur

Other hypernyms of chinquapin include chestnut.

chinquapin (noun)	chestnut tree (noun)
small nut of either of two small chestnut trees of the southern United States; resembles a hazelnut	any of several attractive deciduous trees yellow-brown in autumn; yield a hard wood and edible nuts in a prickly bur
shrubby chestnut tree of southeastern United States having small edible nuts
shrubby tree closely related to the Allegheny chinkapin but with larger leaves; southern midwestern United States