Fabaceae vs pea family

Fabaceae and pea family both are nouns.

Word	Noun	Adjective	Verb	Adverb
Fabaceae	Yes	No	No	No
pea family	Yes	No	No	No

As nouns, Fabaceae and pea family are synonyms defined as:

Fabaceae and pea family: a large family of trees, shrubs, vines, and herbs bearing bean pods; divided for convenience into the subfamilies Caesalpiniaceae, Mimosaceae, Papilionaceae

Other synonyms of Fabaceae include family Fabaceae, family Leguminosae, legume family, Leguminosae.

Fabaceae (noun)	pea family (noun)
a large family of trees, shrubs, vines, and herbs bearing bean pods; divided for convenience into the subfamilies Caesalpiniaceae, Mimosaceae, Papilionaceae	a large family of trees, shrubs, vines, and herbs bearing bean pods; divided for convenience into the subfamilies Caesalpiniaceae, Mimosaceae, Papilionaceae