vauvsVaulxTell them apart

Quick tell: vau is a noun, Vaulx is a name, so they fill different roles in a sentence.

Which to use

“vau” is a noun and “Vaulx” is a name - they look or sound alike but fill different roles in a sentence.

#42,109
“vau” frequency rank
#38,592
“Vaulx” frequency rank
80701
confusion score

Side-by-Side Comparison

Feature vau Vaulx
Definition Partie du cintre utilisée pour soutenir la voute pendant sa construction. Commune française, située dans le département du Pas-de-Calais.

Same sound, different letters: vau vs Vaulx

Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 3 letters. vau runs 3 letters (CVV) against Vaulx's 5 (CVVCC) - the length gap alone is often enough to separate them once you know to check it.

3 ch
vau
5 ch
Vaulx

Ear matches; page differs - vau and Vaulx

Say them out loud and nothing separates them: vau and Vaulx carry the same recorded pronunciation, \vo\. Grammar is what tells them apart: one is anoun, the other aname, so most sentences will only accept one of them. They differ by 2 extra letter(s) - “vau” sits inside “Vaulx”. Our composite confusion score for this pair is 80701, derived from the frequency rank of both members and their visual similarity.

vau is recorded at frequency rank #42,109, classified as anoun, pronounced \vo\. Vaulx is at rank #38,592, tagged as aname, pronounced \vo\.

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 80701, this pair ranks #20,358 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of vau vs Vaulx

Shared letters: auv. Private to "vau": -. Private to "Vaulx": lx.

"vau" · 3 letters · shape CVV  ·  "Vaulx" · 5 letters · shape CVVCC

Known mistypes of this pair

  • Vaulxavulx · valux · vaullx · vaulxx · vauxl · vualx · vvaulx

Frequently Asked Questions

Do "vau" and "Vaulx" mean the same thing in a sentence?
No - they are not even the same part of speech. "vau" is a noun and "Vaulx" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "vau" or "Vaulx"?
"Vaulx" is the more common of the two: it sits at frequency rank #38,592 in our French list, against #42,109 for "vau". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Sound matches; spelling doesn't. Use the exits below to lock the right form or check a cousin pair.

  • Full dictionary entry for "vau" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Vaulx" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #20,358 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "vau" and "Vaulx" also get mixed up with nearby pairs, the highest-scored neighbour is "vau vs vlan". 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 #20,358 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list