pyriform area vs piriform lobe

pyriform area and piriform lobe both are nouns.

Word	Noun	Adjective	Verb	Adverb
pyriform area	Yes	No	No	No
piriform lobe	Yes	No	No	No

As nouns, pyriform area and piriform lobe are synonyms defined as:

pyriform area and piriform lobe: pear-shaped neural structure on either side of the brain in the rhinencephalon

Other synonyms of pyriform area include piriform area, pyriform lobe.

pyriform area (noun)	piriform lobe (noun)
pear-shaped neural structure on either side of the brain in the rhinencephalon	pear-shaped neural structure on either side of the brain in the rhinencephalon