Alexander vs black lovage

Alexander and black lovage both are nouns.

Word	Noun	Adjective	Verb	Adverb
Alexander	Yes	No	No	No
black lovage	Yes	No	No	No

As nouns, Alexander and black lovage are synonyms defined as:

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

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

Alexander (noun)	black lovage (noun)
king of Macedon; conqueror of Greece and Egypt and Persia; founder of Alexandria (356-323 BC)	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