affidavit

/ˌæfɪˈdeɪvɪt/

//ˌæfɪˈdeɪvɪt// noun

"affidavit" is a 9-letter English headword indexed on PlainSpell.

The verdict

“affidavit” has 11 generated spelling variants in the English index at frequency #17,534. The variants make it a useful spelling check.

#17,534
frequency rank, English
35,202
“A” headwords
11
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A signed document wherein an affiant makes a sworn statement.

Key facts for affidavit
PropertyValue
Headwordaffidavit
LanguageEnglish
Part of speechNoun
IPA/ˌæfɪˈdeɪvɪt/
Letters9
Frequency rank#17,534
Misspellings tracked11
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “affidavit” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). affidavit lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 11 spelling variants around affidavit (IPA /ˌæfɪˈdeɪvɪt/), anoun. Corpus frequency is #17,534 among 35,202 “A” headwords. Dominant gloss: "A signed document wherein an affiant makes a sworn statement.".

Our generated misspelling index lists 11 likely wrong-spelling variants for affidavit, with forms such as "affdiavit", "affiadvit", and "affidaivt". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. No close-neighbour confusable shows up for this headword in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: From Medieval Latin affidavit (“he has sworn”), the third person singular perfect tense of affido (“swear”), from fīdō, ultimately from Proto-Indo-European *bʰeydʰ- (“to command, to persuade, to trust”). Cognate to fidelity and faith (same Latin root), but … The correct English form is affidavit, spelled A-F-F-I-D-A-V-I-T.

Definition

  1. 1
    A signed document wherein an affiant makes a sworn statement.

Etymology

From Medieval Latin affidavit (“he has sworn”), the third person singular perfect tense of affido (“swear”), from fīdō, ultimately from Proto-Indo-European *bʰeydʰ- (“to command, to persuade, to trust”). Cognate to fidelity and faith (same Latin root), but not to affirm (shared Latin ad- prefix, but different Latin and Proto-Indo-European roots).

This word in other languages

Common misspellings

Also misspelled as:

  • affdiavit
  • affiadvit
  • affidaivt
  • affidavitt
  • affidavti
  • affidavvit
  • affiddavit
  • affidvait
  • afidavit
  • afifdavit
  • fafidavit

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of affidavit - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

affdiavit2affiadvit2affidaivt2affidavitt1affidavti2affidavvit1affiddavit1affidvait2
Edit distance from "affidavit"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "affidavit"?
"affidavit" is spelled A-F-F-I-D-A-V-I-T. The IPA pronunciation is /ˌæfɪˈdeɪvɪt/.
What does "affidavit" mean?
As a noun, "affidavit" means: A signed document wherein an affiant makes a sworn statement.
What are common misspellings of "affidavit"?
Common misspellings include "affdiavit", "affiadvit", "affidaivt", "affidavitt", "affidavti". The correct spelling is "affidavit".
How do you pronounce "affidavit"?
The IPA (International Phonetic Alphabet) transcription for "affidavit" is /ˌæfɪˈdeɪvɪt/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "affidavit"?
From Medieval Latin affidavit (“he has sworn”), the third person singular perfect tense of affido (“swear”), from fīdō, ultimately from Proto-Indo-European *bʰeydʰ- (“to command, to persuade, to trust”). Cognate to fidelity and faith (same Latin r... See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “affidavit”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is A-F-F-I-D-A-V-I-T - every other letter order is a misspelling in standard orthography.
  • Say it as /ˌæfɪˈdeɪvɪt/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more English words and confusable pairs in the same reference. English words

Same frequency band

Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list