Affidavit vs Deposition

When to use each in English, with meaning, register, and examples.

Affidavit

FormalBeyond 10,000 (less common)

Deposition

FormalBeyond 10,000 (less common)
 AffidavitDeposition
Pronunciation🇬🇧 //ˌæfɪˈdeɪvɪt//🇺🇸 //ˌæfɪˈdeɪvɪt//🇬🇧 //ˌdɛpəˈzɪʃən//🇺🇸 //ˌdɛpəˈzɪʃən//
MeaningA written statement made under oath for use in court.A formal statement or document, often used in law.
ExampleHe signed the affidavit in front of the notary.The lawyer filed the **deposition** with the court to support the case.
RegisterFormalFormal
How commonBeyond 10,000 (less common)Beyond 10,000 (less common)
Collocationsfile an affidavit, submit an affidavit, sworn affidavit, affidavit of support, affidavit of identityfile a deposition, give a deposition, deposition testimony, deposition statement, transcribe a deposition
Common mistakesConfusing affidavit with 'declaration' - they have different legal implications., Using affidavit in non-legal contexts without understanding its formal nature., Mispronouncing the word due to its complex spelling.Confused with 'disposition' which refers to arrangement or tendency., Omitting the legal context when using the word., Using it in informal discussions.
Usage notesUsed in legal contexts, especially for court cases. Not suitable in casual conversation or informal writing.Use in legal contexts, particularly in discussions about testimony or evidence. Not commonly used in casual conversation.

Frequently asked questions: Affidavit vs Deposition

What's the difference between Affidavit and Deposition?

Affidavit: A written statement made under oath for use in court. Deposition: A formal statement or document, often used in law.

Can you show an example of each?

Affidavit: He signed the affidavit in front of the notary. Deposition: The lawyer filed the **deposition** with the court to support the case.

Can I use Affidavit and Deposition interchangeably?

Not always. Affidavit and Deposition are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

Related comparisons