17 entries under information topic. ×

11
marginal note(expression, note, addition)
9
sidenote(noun, note, addition, side)
7
note made in a side margin(noun, expression, note, side)
7
notation made in a side margin(noun, expression, note, side)
2
addendum(noun, note, addition)
2
addition(noun, note)
2
afterthought(noun, note, addition)
2
extra(noun, note, addition)
2
note(noun, addition)
2
postscript(noun, note, addition)
2
reconsideration(noun, note, addition)
2
reflection(noun, note, addition)
2
remark(noun, note, addition)
2
review(noun, note, addition)
1
marginal note in a text(expression, note)
1
marginalia(noun, note)
1
second thought(expression, note, addition)
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APASmart Define. (2013). side note thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/side_note/thesaurus/synonyms
ChicagoSmart Define. 2013. "side note thesaurus" https://smartdefine.org/side_note/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2013, side note thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/side_note/thesaurus/synonyms>.
MLASmart Define. "side note thesaurus" 18 May 2013. Web. 22 September 2026. <https://smartdefine.org/side_note/thesaurus/synonyms>