Staffordshire terrier vs American pit bull terrier

Staffordshire terrier and American pit bull terrier both are nouns.

Word	Noun	Adjective	Verb	Adverb
Staffordshire terrier	Yes	No	No	No
American pit bull terrier	Yes	No	No	No

As nouns, Staffordshire terrier and American pit bull terrier are synonyms defined as:

Staffordshire terrier and American pit bull terrier: American breed of muscular terriers with a short close-lying stiff coat

Other synonyms of Staffordshire terrier include American Staffordshire terrier, pit bull terrier.

Staffordshire terrier (noun)	American pit bull terrier (noun)
American breed of muscular terriers with a short close-lying stiff coat	American breed of muscular terriers with a short close-lying stiff coat