pyriform lobe vs pyriform area

pyriform lobe and pyriform area both are nouns.

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

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

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

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

pyriform lobe (noun)	pyriform area (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