Which to use
“A1” and “Am” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #17,858
- “A1” frequency rank
- #5,945
- “Am” frequency rank
- 23803
- confusion score
Side-by-Side Comparison
| Feature | A1 | Am |
|---|---|---|
| Definition | Format d'une feuille de 594,6 mm sur 840,9. | Américain, habitant des États-Unis d’Amérique. |
Where the eye mixes A1 and Am
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between A1 and Am
A purely visual mix-up. A1 (\a.œ̃\) and Am (\am\) 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 a single letter - 1 in “A1” becomes m in “Am”. Our composite confusion score for this pair is 23803, derived from the frequency rank of both members and their visual similarity.
A1 is recorded at frequency rank #17,858, classified as anoun, pronounced \a.œ̃\. Am is at rank #5,945, tagged as anoun, pronounced \am\.
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 23803, this pair ranks #350,361 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of A1 vs Am
Shared letters: a. Private to "A1": -. Private to "Am": m.
"A1" · 1 letters · shape V · "Am" · 2 letters · shape VC
Frequently Asked Questions
Is swapping "A1" for "Am" ever safe?
Which is more common, "A1" or "Am"?
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 "A1" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Am" - compare definitions side by side with the headword page. Word entry
- This pair ranks #350,361 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "A1" and "Am" also get mixed up with nearby pairs, the highest-scored neighbour is "A1 vs aur". Nearby pair
Confusion rank #350,361 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.