ArboisvsarboréWhich spelling fits?

Quick tell: Arbois is a name, arboré is an adjective, so they fill different roles in a sentence.

Which to use

“Arbois” is a name and “arboré” is an adjective - they look or sound alike but fill different roles in a sentence.

#48,341
“Arbois” frequency rank
#42,160
“arboré” frequency rank
90501
confusion score

Side-by-Side Comparison

Feature Arbois arboré
Definition Commune française, située dans le département du Jura. Planté d’arbres.

Where the eye mixes Arbois and arboré

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. Arbois (VCCVVC) and arboré (VCCVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

6 ch
Arbois
6 ch
arboré

Why the eye confuses Arbois with arboré

These two trip readers on the page rather than in the ear: Arbois is \aʁ.bwa\ while arboré is \aʁ.bɔ.ʁe\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (name vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 90501, derived from the frequency rank of both members and their visual similarity.

Arbois is recorded at frequency rank #48,341, classified as aname, pronounced \aʁ.bwa\. arboré is at rank #42,160, tagged as anadj, pronounced \aʁ.bɔ.ʁe\.

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 90501, this pair ranks #4,720 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of Arbois vs arboré

Shared letters: abor. Private to "Arbois": is. Private to "arboré": é.

"Arbois" · 6 letters · shape VCCVVC  ·  "arboré" · 6 letters · shape VCCVCV

Known mistypes of this pair

  • Arboisabrois · arbbois · arbios · arboiss · arbosi · arobis · arrbois · rabois

Frequently Asked Questions

Is swapping "Arbois" for "arboré" ever safe?
No - they are not even the same part of speech. "Arbois" is a name and "arboré" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Arbois" or "arboré"?
"arboré" is the more common of the two: it sits at frequency rank #42,160 in our French list, against #48,341 for "Arbois". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "Arbois" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "arboré" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #4,720 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "Arbois" and "arboré" also get mixed up with nearby pairs, the highest-scored neighbour is "Arbois vs Artis". 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 #4,720 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