1. (noun)addendum, supplement, postscript textual matter that is added onto a publication; usually at the end Synonyms: postscript, addendum, accessory, supplementation, supplement, appurtenance, add-on
2. (noun)supplement, supplementation a quantity added (e.g. to make up for a deficiency) Synonyms: add-on, appurtenance, postscript, subjunction, accessory, addendum, subjoining, supplement, supplementation
4. (verb)supplement add as a supplement to what seems insufficient Synonyms: append, affix, add on
5. (verb)supplement serve as a supplement to Synonyms: append, affix, add on
6. (verb)append, add on, supplement, affix add to the very end Synonyms: append, hang on, tag on, stick on, add on, add, affix, tack, supply, tack on, supplement
Synonyms, Thesaurus & Antonyms of 'supplement'
English Synonyms and Antonyms
1. supplement An adjunct (something joined to) constitutes no real part of the thing or system to which it is joined, tho perhaps a valuable addition; an appendage is commonly a real, tho not an essential or Synonyms: appendage, accessory, addition, appurtenance, concomitant, accompaniment, adjunct, attachment, extension, addendum, appendix, auxiliary, supplement Antonyms: main body, original, total, whole
Synonyms for supplement 
