Pallas Athena vs Athena

Pallas Athena and Athena both are nouns.

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

As nouns, Pallas Athena and Athena are synonyms defined as:

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

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

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