Which to use
“A3” and “aur” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #20,334
- “A3” frequency rank
- #49,504
- “aur” frequency rank
- 69838
- confusion score
Side-by-Side Comparison
| Feature | A3 | aur |
|---|---|---|
| Definition | Format de papier mesurant 420 mm × 297 mm. | Or. Élément chimique de numéro atomique 79 et de symbole Au qui fait partie des métaux de transition. |
Where the eye mixes A3 and aur
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between A3 and aur
A purely visual mix-up. A3 (\ɑ.tʁwa\) and aur (\ˈawɾ\) 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 69838, derived from the frequency rank of both members and their visual similarity.
A3 is recorded at frequency rank #20,334, classified as anoun, pronounced \ɑ.tʁwa\. aur is at rank #49,504, tagged as anoun, pronounced \ˈawɾ\.
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 69838, this pair ranks #53,619 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of A3 vs aur
Shared letters: a. Private to "A3": -. Private to "aur": ru.
"A3" · 1 letters · shape V · "aur" · 3 letters · shape VVC
Frequently Asked Questions
Is swapping "A3" for "aur" ever safe?
In ordinary French text, does "A3" or "aur" show up more?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "A3" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "aur" - compare definitions side by side with the headword page. Word entry
- This pair ranks #53,619 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "A3" and "aur" also get mixed up with nearby pairs, the highest-scored neighbour is "Ahn vs aur". Nearby pair
Confusion rank #53,619 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.