append to + document
Adding material to something
Use append to for attaching or adding information.
She appended to the email a copy of the contract.
Append to, at, with, as or by
Append most commonly combines with to. Other prepositions may appear in separate phrases, but they are not standard verb patterns after append.
Quick answer
Which preposition is correct with append?
Use append to when adding something to a document, message, or object. Append with appears in passive-style descriptions such as appended with notes, but append at and append by are not standard combinations. Append as is used when naming the role of the added material.
Please append to the report any supporting data.
The file was appended with several comments.
The chart was appended as an appendix.
The file was appended with several comments.
The chart was appended as an appendix.
Choose the pattern by meaning
These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.
append + object + to + document
Showing what was added
This pattern clearly states the added item and its destination.
They appended several notes to the proposal.
be appended with + item
Describing added features
Appended with appears mainly in formal or technical writing.
The report was appended with statistical tables.
append as + role
Naming the function of the addition
Use as when describing the role or label of appended material.
The image was appended as evidence.
See the difference in context
The same subject can take different constructions because each sentence answers a different question.
Construction
Example
Meaning
append to
Add the bibliography appended to the article.
Standard pattern for adding something.
append with
The form was appended with extra instructions.
Formal passive-style use describing attached material.
append as
The note was appended as an annex.
Shows the role or label of the added item.
append at
Please append the chart to the report.
Append at is not a standard verb-preposition combination.
append by
The appendix was added by the editor.
By usually introduces the agent in passive clauses, not a fixed pattern after append.
Common mistakes
Some combinations appear in real text but do not mean what learners often assume.
Using append at
Use to when adding material.
✕ Append the file at the document. ✓ Append the file to the document.Using append by for addition
By does not normally follow append directly to show attachment.
✕ She appended by a note. ✓ She appended a note to the letter.Omitting to after append
The destination usually follows to.
✕ They appended the summary the report. ✓ They appended the summary to the report.Quick practice
Choose the expression that matches the intended meaning.
1. Please append the receipt ___ the application.
2. The document was appended ___ several diagrams.
3. The note was appended ___ an attachment.
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Frequently asked questions
Is append to the most common pattern?
Yes. Append to is the standard way to describe adding material.
Can I use append with?
Yes, especially in formal passive constructions such as appended with notes.
Is append at correct?
No. Use append to instead.
Related preposition guides
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