alurvsauTell them apart

Quick tell: alur is a noun, au is an article, so they fill different roles in a sentence.

Which to use

“alur” is a noun and “au” is an article - they look or sound alike but fill different roles in a sentence.

#37,647
“alur” frequency rank
#24
“au” frequency rank
37671
confusion score

Side-by-Side Comparison

Feature alur au
Definition Langue nilotique occidentale parlée traditionnellement par les Alur. Contraction de la préposition à et de l'article défini le.

Where the eye mixes alur and au

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

4 ch
alur
2 ch
au

Why the eye confuses alur with au

These two trip readers on the page rather than in the ear: alur is \a.lyʁ\ while au is \o\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (noun vs article), which is usually the fastest check. Our composite confusion score for this pair is 37671, derived from the frequency rank of both members and their visual similarity.

alur is recorded at frequency rank #37,647, classified as anoun, pronounced \a.lyʁ\. au is at rank #24, tagged as anarticle, pronounced \o\.

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 37671, this pair ranks #260,800 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of alur vs au

Shared letters: au. Private to "alur": lr. Private to "au": -.

"alur" · 4 letters · shape VCVC  ·  "au" · 2 letters · shape VV

Known mistypes of this pair

  • alurallur · alru · alurr · aulr · laur

Frequently Asked Questions

Do "alur" and "au" mean the same thing in a sentence?
No - they are not even the same part of speech. "alur" is a noun and "au" an article, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "alur" vs "au" - which ranks higher?
"au" is the more common of the two: it sits at frequency rank #24 in our French list, against #37,647 for "alur". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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 "alur" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "au" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #260,800 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "alur" and "au" also get mixed up with nearby pairs, the highest-scored neighbour is "alur vs aur". 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 #260,800 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