For example The contract was lengthy with numerous clauses. Show source/s Plain English Campaign Give feedback This page was not useful This page was useful Thank you for your feedback. If you have another few minutes please take the time to tell us about our new Dictionary service. Thank you for your answer, if you can tell us more that would really help Update
Codicil Extra pages to change a valid will which needs a minor alteration. The codicil must be signed and witnessed and then be attached to the will.
Contract An agreement between two or more people (or groups) to do (or not to do) something. The agreement can be enforced by law.