Which to use
“perron” and “piron” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #18,556
- “perron” frequency rank
- #45,785
- “piron” frequency rank
- 64341
- confusion score
Side-by-Side Comparison
| Feature | perron | piron |
|---|---|---|
| Definition | Escalier extérieur et palier permettant l’accès à l’entrée d’un bâtiment. | Oison. |
Where the eye mixes perron and piron
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. perron runs 6 letters (CVCCVC) against piron's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between perron and piron
A purely visual mix-up. perron (\pɛ.ʁɔ̃\) and piron (\pi.ʁɔ̃\) 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 64341, derived from the frequency rank of both members and their visual similarity.
perron is recorded at frequency rank #18,556, classified as anoun, pronounced \pɛ.ʁɔ̃\. piron is at rank #45,785, tagged as anoun, pronounced \pi.ʁɔ̃\.
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 64341, this pair ranks #77,525 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of perron vs piron
Shared letters: nopr. Private to "perron": e. Private to "piron": i.
"perron" · 6 letters · shape CVCCVC · "piron" · 5 letters · shape CVCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "perron" for "piron" ever safe?
Frequency check: "perron" vs "piron" - which ranks higher?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "perron" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "piron" - compare definitions side by side with the headword page. Word entry
- This pair ranks #77,525 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "perron" and "piron" also get mixed up with nearby pairs, the highest-scored neighbour is "pio vs piron". 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 #77,525 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.