pironvspotironWhich spelling fits?

Which to use

“piron” and “potiron” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#45,785
“piron” frequency rank
#46,363
“potiron” frequency rank
92148
confusion score

Side-by-Side Comparison

Feature piron potiron
Definition Oison. Espèce de champignon.

Where the eye mixes piron and potiron

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. piron runs 5 letters (CVCVC) against potiron's 7 (CVCVCVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
piron
7 ch
potiron

Look-alike desk: piron vs potiron

A purely visual mix-up. piron (\pi.ʁɔ̃\) and potiron (\pɔ.ti.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 2 letter(s) in length. Our composite confusion score for this pair is 92148, derived from the frequency rank of both members and their visual similarity.

piron is recorded at frequency rank #45,785, classified as anoun, pronounced \pi.ʁɔ̃\. potiron is at rank #46,363, tagged as anoun, pronounced \pɔ.ti.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 92148, this pair ranks #3,235 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of piron vs potiron

Shared letters: inopr. Private to "piron": -. Private to "potiron": t.

"piron" · 5 letters · shape CVCVC  ·  "potiron" · 7 letters · shape CVCVCVC

Known mistypes of this pair

  • piron ← ipron · piorn · pirno · pironn · pirron · ppiron · prion
  • potiron ← optiron · poitron · potiorn · potirno · potironn · potirron · pottiron · ppotiron

Frequently Asked Questions

Is swapping "piron" for "potiron" ever safe?
No. They are said differently (\pi.ʁɔ̃\ versus \pɔ.ti.ʁɔ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "piron" or "potiron"?
"piron" is the more common of the two: it sits at frequency rank #45,785 in our French list, against #46,363 for "potiron". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "piron" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "potiron" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #3,235 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "piron" and "potiron" 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 #3,235 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