15 entries under supplement topic. ×

5
postscript(noun, addition, sequel)
3
codicil(noun, addition, sequel)
2
addendum(noun, addition)
2
addition
2
appendix(noun, addition)
0
add-on
0
added
0
adjunct
0
appendage(noun, addition)
0
attachment(noun, addition)
0
augmentation
0
extension
0
extra(noun, addition)
0
rider(noun, addition)
0
something conjoined(expression, addition)
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APASmart Define. (2015). afterthought thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/afterthought/thesaurus/synonyms
ChicagoSmart Define. 2015. "afterthought thesaurus" https://smartdefine.org/afterthought/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, afterthought thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/afterthought/thesaurus/synonyms>.
MLASmart Define. "afterthought thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/afterthought/thesaurus/synonyms>