physician vs Avicenna

physician and Avicenna both are nouns.

Word	Noun	Adjective	Verb	Adverb
physician	Yes	No	No	No
Avicenna	Yes	No	No	No

physician (noun)	Avicenna (noun)
a licensed medical practitioner	Persian physician and influential philosopher; his interpretation of Aristotle influenced St. Thomas Aquinas; writings on medicine were important for almost 500 years (980-1037)