Silver Star vs Silver Star Medal

Silver Star and Silver Star Medal both are nouns.

Word	Noun	Adjective	Verb	Adverb
Silver Star	Yes	No	No	No
Silver Star Medal	Yes	No	No	No

As nouns, Silver Star and Silver Star Medal are synonyms defined as:

Silver Star and Silver Star Medal: a United States military decoration for gallantry in action

Silver Star (noun)	Silver Star Medal (noun)
a United States military decoration for gallantry in action	a United States military decoration for gallantry in action