wild marjoram vs Origanum vulgare

wild marjoram and Origanum vulgare both are nouns.

Word	Noun	Adjective	Verb	Adverb
wild marjoram	Yes	No	No	No
Origanum vulgare	Yes	No	No	No

As nouns, wild marjoram and Origanum vulgare are synonyms defined as:

Other synonyms of wild marjoram include marjoram, oregano, pot marjoram, winter sweet.

wild marjoram (noun)	Origanum vulgare (noun)
aromatic Eurasian perennial	aromatic Eurasian perennial