Which to use
“aérer” and “alerter” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #31,836
- “aérer” frequency rank
- #17,333
- “alerter” frequency rank
- 49169
- confusion score
Side-by-Side Comparison
| Feature | aérer | alerter |
|---|---|---|
| Definition | Assainir en mettant en contact avec l’air. | Avertir d’un danger en donnant l’alerte. |
Where the eye mixes aérer and alerter
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Visual trap between aérer and alerter
A purely visual mix-up. aérer (\a.e.ʁe\) and alerter (\a.lɛʁ.te\) 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 2 letter(s) in length. Our composite confusion score for this pair is 49169, derived from the frequency rank of both members and their visual similarity.
aérer is recorded at frequency rank #31,836, classified as averb, pronounced \a.e.ʁe\. alerter is at rank #17,333, tagged as averb, pronounced \a.lɛʁ.te\.
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 49169, this pair ranks #172,894 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of aérer vs alerter
Shared letters: aer. Private to "aérer": é. Private to "alerter": lt.
"aérer" · 5 letters · shape VVCVC · "alerter" · 7 letters · shape VCVCCVC
Known mistypes of this pair
- alerter ← aelrter · aleretr · alerrter · alerterr · alertre · alertter · aletrer · allerter
Frequently Asked Questions
Is swapping "aérer" for "alerter" ever safe?
Which is more common, "aérer" or "alerter"?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "aérer" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "alerter" - compare definitions side by side with the headword page. Word entry
- This pair ranks #172,894 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "aérer" and "alerter" also get mixed up with nearby pairs, the highest-scored neighbour is "aérer vs Aure". 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 #172,894 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.