Which to use
“vault” and “volt” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #8,375
- “vault” frequency rank
- #19,248
- “volt” frequency rank
- 27623
- confusion score
Side-by-Side Comparison
| Feature | vault | volt |
|---|---|---|
| Definition | An arched masonry structure supporting and forming a ceiling, whether freestanding or forming part of a larger building. | In the International System of Units, the derived unit of electrical potential and electromotive force (voltage); the potential difference across a conductor when a current of one ampere uses one watt of power. Symbol: V |
Where the eye mixes vault and volt
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Why the eye confuses vault with volt
A purely visual mix-up. vault (/vɒlt/) and volt (/vəʊlt/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 27623, derived from the frequency rank of both members and their visual similarity.
vault is recorded at frequency rank #8,375, classified as anoun, pronounced /vɒlt/. volt is at rank #19,248, tagged as anoun, pronounced /vəʊlt/.
Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.
With a confusion score of 27623, this pair ranks #377,463 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of vault vs volt
Shared letters: ltv. Private to "vault": au. Private to "volt": o.
"vault" · 5 letters · shape CVVCC · "volt" · 4 letters · shape CVCC
Known mistypes of this pair
Frequently Asked Questions
Can "vault" and "volt" be used interchangeably?
Frequency check: "vault" vs "volt" - which ranks higher?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "vault" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "volt" - compare definitions side by side with the headword page. Word entry
- This pair ranks #377,463 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "vault" and "volt" also get mixed up with nearby pairs, the highest-scored neighbour is "vel vs volt". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #377,463 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.