aurvsautTell them apart

Quick tell: aur is a noun, aut is a conjunction, so they fill different roles in a sentence.

Which to use

“aur” is a noun and “aut” is a conjunction - they look or sound alike but fill different roles in a sentence.

#49,504
“aur” frequency rank
#20,365
“aut” frequency rank
69869
confusion score

Side-by-Side Comparison

Feature aur aut
Definition Or. Élément chimique de numéro atomique 79 et de symbole Au qui fait partie des métaux de transition. Ou exclusif.

Where the eye mixes aur and aut

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
aur
3 ch
aut

Look-alike desk: aur vs aut

These two trip readers on the page rather than in the ear: aur is \ˈawɾ\ while aut is \ˈau̯t\. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - r in “aur” becomes t in “aut”, and the parts of speech differ too (noun vs conjunction), which is usually the fastest check. Our composite confusion score for this pair is 69869, derived from the frequency rank of both members and their visual similarity.

aur is recorded at frequency rank #49,504, classified as anoun, pronounced \ˈawɾ\. aut is at rank #20,365, tagged as aconj, pronounced \ˈau̯t\.

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 69869, this pair ranks #53,489 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of aur vs aut

Shared letters: au. Private to "aur": r. Private to "aut": t.

"aur" · 3 letters · shape VVC  ·  "aut" · 3 letters · shape VVC

Frequently Asked Questions

Is swapping "aur" for "aut" ever safe?
No - they are not even the same part of speech. "aur" is a noun and "aut" a conjunction, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "aur" or "aut" show up more?
"aut" is the more common of the two: it sits at frequency rank #20,365 in our French list, against #49,504 for "aur". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "aur" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aut" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #53,489 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "aur" and "aut" also get mixed up with nearby pairs, the highest-scored neighbour is "Ahn vs aur". Nearby pair

Confusion rank #53,489 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