swamp maple vs red maple

swamp maple and red maple both are nouns.

Word	Noun	Adjective	Verb	Adverb
swamp maple	Yes	No	No	No
red maple	Yes	No	No	No

As nouns, swamp maple and red maple are synonyms defined as:

swamp maple and red maple: maple of eastern and central America; five-lobed leaves turn scarlet and yellow in autumn

Other synonyms of swamp maple include Acer rubrum, scarlet maple.

swamp maple (noun)	red maple (noun)
maple of eastern and central America; five-lobed leaves turn scarlet and yellow in autumn	maple of eastern and central America; five-lobed leaves turn scarlet and yellow in autumn