Addendum vs. Supplement

Difference Between Addendum and Supplement
Addendumnoun
Something to be added; especially text added as an appendix or supplement to a document.
Supplementnoun
Something added, especially to make up for a deficiency.
Addendumnoun
A postscript.
Supplementnoun
An extension to a document or publication that adds information, corrects errors or brings up to date.
Addendumnoun
(engineering) The height by which the tooth of a gear projects beyond (outside for external, or inside for internal) the standard pitch circle or pitch line.
Supplementnoun
An additional section of a newspaper devoted to a specific subject.
Addendumnoun
textual matter that is added onto a publication; usually at the end
Supplementnoun
(geometry) An angle that, when added to a given angle, makes 180°; a supplementary angle.
Supplementnoun
A vitamin, herbal extract or chemical compound ingested to meet dietary deficiencies or enhance muscular development.
Supplementverb
To provide or make a supplement to something.
Supplementnoun
textual matter that is added onto a publication; usually at the end
Supplementnoun
a quantity added (e.g. to make up for a deficiency)
Supplementnoun
a supplementary component that improves capability
Supplementverb
add as a supplement to what seems insufficient;
supplement your dietSupplementverb
serve as a supplement to;
Vitamins supplemented his meager dietSupplementverb
add to the very end;
He appended a glossary to his novel where he used an invented language