Levisticum officinale vs lovage

Levisticum officinale and lovage both are nouns.

Word	Noun	Adjective	Verb	Adverb
Levisticum officinale	Yes	No	No	No
lovage	Yes	No	No	No

As nouns, Levisticum officinale and lovage are synonyms defined as:

Levisticum officinale and lovage: herb native to southern Europe; cultivated for its edible stalks and foliage and seeds

Levisticum officinale (noun)	lovage (noun)
herb native to southern Europe; cultivated for its edible stalks and foliage and seeds	stalks eaten like celery or candied like angelica; seeds used for flavoring or pickled like capers
	herb native to southern Europe; cultivated for its edible stalks and foliage and seeds