Athena vs Pallas

Athena and Pallas both are nouns.

Word	Noun	Adjective	Verb	Adverb
Athena	Yes	No	No	No
Pallas	Yes	No	No	No

As nouns, Athena and Pallas are synonyms defined as:

Athena and Pallas: (Greek mythology) goddess of wisdom and useful arts and prudent warfare; guardian of Athens; identified with Roman Minerva

Other synonyms of Athena include Athene, Pallas Athena, Pallas Athene.

Athena (noun)	Pallas (noun)
(Greek mythology) goddess of wisdom and useful arts and prudent warfare; guardian of Athens; identified with Roman Minerva	a large asteroid; the second asteroid to be discovered
	(Greek mythology) goddess of wisdom and useful arts and prudent warfare; guardian of Athens; identified with Roman Minerva