Smyrnium olusatrum vs black lovage

Smyrnium olusatrum and black lovage both are nouns.

Word	Noun	Adjective	Verb	Adverb
Smyrnium olusatrum	Yes	No	No	No
black lovage	Yes	No	No	No

As nouns, Smyrnium olusatrum and black lovage are synonyms defined as:

Smyrnium olusatrum and black lovage: European herb somewhat resembling celery widely naturalized in Britain coastal regions and often cultivated as a potherb

Other synonyms of Smyrnium olusatrum include Alexander, Alexanders, horse parsley.

Smyrnium olusatrum (noun)	black lovage (noun)
European herb somewhat resembling celery widely naturalized in Britain coastal regions and often cultivated as a potherb	European herb somewhat resembling celery widely naturalized in Britain coastal regions and often cultivated as a potherb