hotshot vs superstar

hotshot and superstar both are nouns.

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

As nouns, hotshot and superstar are synonyms defined as:

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

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