Stradavarius vs Strad

Stradavarius and Strad both are nouns.

Word	Noun	Adjective	Verb	Adverb
Stradavarius	Yes	No	No	No
Strad	Yes	No	No	No

As nouns, Stradavarius and Strad are synonyms defined as:

Stradavarius and Strad: a violin made by Antonio Stradivari or a member of his family

Stradavarius (noun)	Strad (noun)
a violin made by Antonio Stradivari or a member of his family	a violin made by Antonio Stradivari or a member of his family