American beech vs red beech

American beech and red beech both are nouns.

Word	Noun	Adjective	Verb	Adverb
American beech	Yes	No	No	No
red beech	Yes	No	No	No

As nouns, American beech and red beech are synonyms defined as:

American beech and red beech: North American forest tree with light green leaves and edible nuts

Other synonyms of American beech include Fagus americana, Fagus grandifolia, white beech.

American beech (noun)	red beech (noun)
North American forest tree with light green leaves and edible nuts	North American forest tree with light green leaves and edible nuts
	large tree of Australasia