Austrian winter pea vs field pea

Austrian winter pea and field pea both are nouns.

Word	Noun	Adjective	Verb	Adverb
Austrian winter pea	Yes	No	No	No
field pea	Yes	No	No	No

As nouns, Austrian winter pea and field pea are synonyms defined as:

Austrian winter pea and field pea: variety of pea plant native to the Mediterranean region and North Africa and widely grown especially for forage

Other synonyms of Austrian winter pea include field-pea plant, Pisum arvense, Pisum sativum arvense.

Austrian winter pea (noun)	field pea (noun)
variety of pea plant native to the Mediterranean region and North Africa and widely grown especially for forage	coarse small-seeded pea often used as food when young and tender
	variety of pea plant native to the Mediterranean region and North Africa and widely grown especially for forage
	seed of the field pea plant