American ginseng vs sang

American ginseng and sang both are nouns.

Word	Noun	Adjective	Verb	Adverb
American ginseng	Yes	No	No	No
sang	Yes	No	No	No

As nouns, American ginseng and sang are synonyms defined as:

American ginseng and sang: North American woodland herb similar to and used as substitute for the Chinese ginseng

Other synonyms of American ginseng include Panax quinquefolius.

American ginseng (noun)	sang (noun)
North American woodland herb similar to and used as substitute for the Chinese ginseng	North American woodland herb similar to and used as substitute for the Chinese ginseng