sweet gum vs satin walnut

sweet gum and satin walnut both are nouns.

Word	Noun	Adjective	Verb	Adverb
sweet gum	Yes	No	No	No
satin walnut	Yes	No	No	No

As nouns, sweet gum and satin walnut are synonyms defined as:

sweet gum and satin walnut: reddish-brown wood and lumber from heartwood of the sweet gum tree used to make furniture

Other synonyms of sweet gum include hazelwood, red gum.

sweet gum (noun)	satin walnut (noun)
a North American tree of the genus Liquidambar having prickly spherical fruit clusters and fragrant sap	reddish-brown wood and lumber from heartwood of the sweet gum tree used to make furniture
aromatic exudate from the sweet gum tree
reddish-brown wood and lumber from heartwood of the sweet gum tree used to make furniture