All codicil synonyms

noun codicil

• addition — An addition to something is a thing which is added to it.
• appendix — Your appendix is a small closed tube inside your body which is attached to your digestive system.
• postscript — a paragraph, phrase, etc., added to a letter that has already been concluded and signed by the writer.
• supplement — something added to complete a thing, supply a deficiency, or reinforce or extend a whole.
• addendum — An addendum is an additional section at the end of a book or document.
• rider — a person who rides a horse or other animal, a bicycle, etc.
• add-on — a device or unit added to equipment or a construction: an add-on to a computer; a nice add-on to an old house.
• adjunct — Something that is an adjunct to something larger or more important is connected with it or helps to perform the same task.