American Staffordshire terrier and Bull terrier

American Staffordshire terrier noun - American breed of muscular terriers with a short close-lying stiff coat.

Bull terrier and American Staffordshire terrier are semantically related. In some cases you can use "Bull terrier" instead a noun phrase "American Staffordshire terrier".

Bull terrier noun - A powerful short-haired terrier originated in England by crossing the bulldog with terriers.

American Staffordshire terrier and bull terrier are semantically related. Sometimes you can replace phrase "American Staffordshire terrier" with "Bull terrier", this phrases are similar.