eulogy vs pean

eulogy and pean both are nouns.

Word	Noun	Adjective	Verb	Adverb
eulogy	Yes	No	No	No
pean	Yes	No	No	No

As nouns, eulogy and pean are synonyms defined as:

Other synonyms of eulogy include encomium, paean, panegyric.

eulogy (noun)	pean (noun)
a formal expression of praise for someone who has died recently	a formal expression of praise
a formal expression of praise	(ancient Greece) a hymn of praise (especially one sung in ancient Greece to invoke or thank a deity)