Difference Wiki

Append vs. Amend: What's the Difference?

Edited by Aimie Carlson || By Janet White || Updated on October 2, 2023
Append means to add something to the end of a document or list, while amend means to change or modify a document, typically to improve it or correct it.

Key Differences

Append and amend are two distinct terms with different implications. Append refers to adding something, typically at the end of a document, list, or another body of text. It does not alter the original content but extends it by incorporating additional information or elements. On the other hand, amend involves making changes or modifications to existing text or documents, primarily to correct errors or improve the content. It involves revisions and alterations to the existing content rather than merely adding to it.
When one appends something, the original structure, message, or context of the text or document remains intact, but it becomes lengthier due to the addition of new elements or information. For instance, adding a postscript to a letter or new items to a list are common examples of appending. In contrast, amending does not necessarily make a document lengthier; it focuses on altering the existing content to enhance accuracy, clarity, or coherence. It might involve adding, deleting, or revising portions of the text to achieve a more accurate or refined output.
The concept of appending is predominantly associated with the addition of content. It is a way to incorporate supplementary material or additional points without impacting the preceding content. This act is usually straightforward and does not require restructuring of the original text. Conversely, amending is a more intricate process that demands scrutiny and thoughtful consideration of the content being modified. It may necessitate a thorough review of the document to ensure that the modifications align with the intended purpose and message of the text.
To sum up, append and amend serve different purposes in dealing with texts or documents. The former involves straightforward addition, enriching the document with more content, while the latter entails meticulous modification, aiming to rectify or enhance the existing content.

Comparison Chart


To add something to the end of a document or list.
To change or modify a document to improve it or correct it.


To extend or enlarge by adding additional elements.
To rectify, refine, or improve by making alterations.

Impact on Length

Typically increases the length of the document or list.
May or may not alter the length, focuses on content modification.


Straightforward addition.
Involves scrutiny and may require thorough review and revisions.

Alteration to Original Content

Does not alter the existing content.
Alters and modifies the existing content.

Append and Amend Definitions


To add as a supplement or extension.
She decided to append a postscript to her letter.


To make better by removing errors or defects.
The legislator moved to amend the bill.


To add at the end of a written document or list.
He appended his signature at the end of the letter.


To alter formally by modification, deletion, or addition.
They convened to amend the constitution.


To attach or affix.
The documents were appended to the email.


To improve through change or correction.
The contract was amended to reflect the new terms.


To incorporate additional information.
The author appended a bibliography to the book.


To change or modify for the better.
The bylaws were amended to accommodate new policies.


To extend by attaching something.
They opted to append a disclaimer to the contract.


To make corrections to written material.
The editor amended the manuscript to enhance clarity.


To add as a supplement or appendix
Appended a list of errors to the report.


To change for the better; improve
"The confinement appeared to have had very little effect in amending his conduct" (Horatio Alger).


To fix to; attach
Append a charm to the bracelet.


To alter the wording of (a legal document, for example) so as to make more suitable or acceptable.


(transitive) To hang or attach to, as by a string, so that the thing is suspended
A seal appended to a record
An inscription was appended to the column.


To enrich (soil), especially by mixing in organic matter or sand.


(transitive) To add, as an accessory to the principal thing; to annex
Notes appended to a book chapter


To better one's conduct; reform.


(computing) To write more data to the end of a pre-existing file, string, or other object.


(transitive) To make better; improve.


(computing) An instance of writing more data to the end of an existing file.


(intransitive) To become better.


To hang or attach to, as by a string, so that the thing is suspended; as, a seal appended to a record; the inscription was appended to the column.


To heal (someone sick); to cure (a disease etc.).


To add, as an accessory to the principal thing; to annex; as, notes appended to this chapter.
A further purpose appended to the primary one.


To be healed, to be cured, to recover (from an illness).


Add to the very end;
He appended a glossary to his novel where he used an invented language


(transitive) To make a formal alteration (in legislation, a report, etc.) by adding, deleting, or rephrasing.


Fix to; attach;
Append a charm to the necklace


An act of righting a wrong; compensation.


State or say further;
`It doesn't matter,' he supplied


Clip of amendment
I've sent over a new version of the doc with some amends.


To change or modify in any way for the better
Mar not the thing that can not be amended.
An instant emergency, granting no possibility for revision, or opening for amended thought.
We shall cheer her sorrows, and amend her blood, by wedding her to a Norman.


To grow better by rectifying something wrong in manners or morals; to improve.


Make amendments to;
Amend the document


To make better;
The editor improved the manuscript with his changes


Set straight or right;
Remedy these deficiencies
Rectify the inequities in salaries
Repair an oversight


Does amend imply correction or improvement?

Yes, amend generally implies making corrections or improvements to existing content.

Can appending change the original content?

No, appending adds to the original content but does not change or modify it.

Can you append a document by adding a footnote?

Yes, adding a footnote can be considered as appending to a document.

Does amend always involve textual changes?

While often involving textual changes, amend can also refer to changes in laws, agreements, or arrangements.

Does append always mean adding to the end?

Typically, yes, append usually means adding something to the end of an existing document or list.

Can amending involve deletion of content?

Yes, amending can involve deleting, modifying, or adding content.

Does appending require meticulous review?

Not necessarily, appending is generally a straightforward addition and may not require meticulous review.

Is append primarily concerned with lengthening?

Yes, append typically involves adding elements, thereby potentially lengthening a document or list.

Is the intent of amending always to improve?

Generally, the intent of amending is to make improvements or corrections, but the perception of improvement can be subjective.

Is the process of amending formal?

It can be, especially in legal, legislative, or contractual contexts, where formal procedures may be followed.

Is amending more complex than appending?

Generally, yes, amending can be more complex as it involves reviewing and altering existing content.

Can append be synonymous with attach in some cases?

Yes, in some cases, append can mean to attach or affix something.

Can amendments be reverted?

Yes, amendments can be reverted or further amended as needed.

Can you append numerical data to a list?

Yes, you can append numerical data or any additional items to a list.

Can appending be done to digital documents?

Yes, appending can be done to both physical and digital documents.
About Author
Written by
Janet White
Janet White has been an esteemed writer and blogger for Difference Wiki. Holding a Master's degree in Science and Medical Journalism from the prestigious Boston University, she has consistently demonstrated her expertise and passion for her field. When she's not immersed in her work, Janet relishes her time exercising, delving into a good book, and cherishing moments with friends and family.
Edited by
Aimie Carlson
Aimie Carlson, holding a master's degree in English literature, is a fervent English language enthusiast. She lends her writing talents to Difference Wiki, a prominent website that specializes in comparisons, offering readers insightful analyses that both captivate and inform.

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