vault

/vɒlt/

//vɒlt// noun

"vault" is a 5-letter English headword indexed on PlainSpell.

The verdict

“vault” is a regularly-used English word, ranked #8,375 in English word frequency and used as a noun.

#8,375
frequency rank, English
5
letters
7
tracked misspellings
9
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - An arched masonry structure supporting and forming a ceiling, whether freestanding or forming part of a larger building.

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

vault vs volt
60% similar
vault vs vaulted
71% similar
vault vs val
60% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for vault
PropertyValue
Headwordvault
LanguageEnglish
Part of speechNoun
IPA/vɒlt/
Letters5
Frequency rank#8,375
Misspellings tracked7
Confusable pairs9
SourceWiktionary (kaikki.org)

Where “vault” 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). vault lands here:

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

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

Spelling & Dictionary Insight

The English entry for vault is 5 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /vɒlt/. Corpus data places it at rank #8,375 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 12 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 7 likely wrong-spelling variants for vault, with forms such as "avult", "valut", and "vaullt". 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. It also participates in 9 confusable-pair relationships, "volt", "vaulted", "val", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: From Middle English vaute, vowte, from Old French volte (modern voûte), from Vulgar Latin *volta < *volvita or *volŭta, a regularization of Latin volūta (compare modern volute (“spire”)), the past participle of volvere (“roll, turn”). Cognate with Spanish v… The correct English form is vault, spelled V-A-U-L-T.

Definition

  1. 1
    An arched masonry structure supporting and forming a ceiling, whether freestanding or forming part of a larger building.
  2. 2
    Any arched ceiling or roof.
  3. 3
    Anything resembling such a downward-facing concave structure, particularly the sky and caves.
  4. 4
    The space covered by an arched roof, particularly underground rooms and (Christianity, obsolete) church crypts.
  5. 5
    Any cellar or underground storeroom.
  6. 6
    Any burial chamber, particularly those underground.
  7. 7
    The secure room or rooms in or below a bank used to store currency and other valuables; similar rooms in other settings.
  8. 8
    Any archive of past content.
  9. 9
    An encrypted digital archive.
  10. 10
    An underground or covered conduit for water or waste; a drain; a sewer.
  11. 11
    An underground or covered reservoir for water or waste; a cistern; a cesspit.
  12. 12
    A room employing a cesspit or sewer: an outhouse; a lavatory.

Etymology

From Middle English vaute, vowte, from Old French volte (modern voûte), from Vulgar Latin *volta < *volvita or *volŭta, a regularization of Latin volūta (compare modern volute (“spire”)), the past participle of volvere (“roll, turn”). Cognate with Spanish vuelta (“turn”) and Portuguese volta ("turn"). Doublet of volute.

Synonyms

This word in other languages

Common misspellings

Also misspelled as: avult,valut,vaullt,vaultt,vautl,vualt,vvault

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of vault - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

avult2valut2vaullt1vaultt1vautl2vualt2vvault1
Edit distance from "vault"

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 "vault"?
"vault" is spelled V-A-U-L-T. The IPA pronunciation is /vɒlt/.
What does "vault" mean?
As a noun, "vault" means: An arched masonry structure supporting and forming a ceiling, whether freestanding or forming part of a larger building.
What words are commonly confused with "vault"?
"vault" is commonly confused with "volt", "vaulted", "val". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "vault"?
The IPA (International Phonetic Alphabet) transcription for "vault" is /vɒlt/. 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 "vault"?
From Middle English vaute, vowte, from Old French volte (modern voûte), from Vulgar Latin *volta < *volvita or *volŭta, a regularization of Latin volūta (compare modern volute (“spire”)), the past participle of volvere (“roll, turn”). Cognate with... 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 “vault”

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

  • The one correct English spelling is V-A-U-L-T - every other letter order is a misspelling in standard orthography.
  • Say it as /vɒlt/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “volt” - see the side-by-side comparison. vault vs volt
  • Browse more English words and confusable pairs in the same reference. English words
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 FrequencyWords open word-frequency list