Law vs Amendment – What’s the difference?

As nouns the difference between law and amendment is that law is (lb) the body of rules and standards issued by a government, or to be applied by courts and similar authorities or law can be (obsolete) a tumulus of stones while amendment is an alteration or change for the better; correction of a fault or of faults; reformation of life by quitting vices.

As an interjection law is (dated) an exclamation of mild surprise; lawks.