superstar vs maven

superstar and maven both are nouns.

Word	Noun	Adjective	Verb	Adverb
superstar	Yes	No	No	No
maven	Yes	No	No	No

As nouns, superstar and maven are synonyms defined as:

Other synonyms of superstar include ace, adept, champion, genius, hotshot, mavin, sensation, star, virtuoso, whiz, whizz, wiz, wizard.

superstar (noun)	maven (noun)
someone who is dazzlingly skilled in any field	someone who is dazzlingly skilled in any field