pean vs encomium

pean and encomium both are nouns.

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

As nouns, pean and encomium are synonyms defined as:

Other synonyms of pean include eulogy, paean, panegyric.

pean (noun)	encomium (noun)
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)