Which to use
“piston” and “piton” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #18,560
- “piston” frequency rank
- #32,118
- “piton” frequency rank
- 50678
- confusion score
Side-by-Side Comparison
| Feature | piston | piton |
|---|---|---|
| Definition | Cylindre mobile dans le corps d’une pompe, organe de machine constitué par une cloison, mobile entre deux fluides à des pressions différentes, et destiné à transmettre un effort moteur. | Sorte de clou ou de vis dont la tête est en forme d’anneau. |
Where the eye mixes piston and piton
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Visual trap between piston and piton
A purely visual mix-up. piston (\pis.tɔ̃\) and piton (\pi.tɔ̃\) 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 50678, derived from the frequency rank of both members and their visual similarity.
piston is recorded at frequency rank #18,560, classified as anoun, pronounced \pis.tɔ̃\. piton is at rank #32,118, tagged as anoun, pronounced \pi.tɔ̃\.
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 50678, this pair ranks #160,776 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of piston vs piton
Shared letters: inopt. Private to "piston": s. Private to "piton": -.
"piston" · 6 letters · shape CVCCVC · "piton" · 5 letters · shape CVCVC
Known mistypes of this pair
Frequently Asked Questions
Do "piston" and "piton" mean the same thing in a sentence?
Frequency check: "piston" vs "piton" - which ranks higher?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "piston" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "piton" - compare definitions side by side with the headword page. Word entry
- This pair ranks #160,776 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "piston" and "piton" also get mixed up with nearby pairs, the highest-scored neighbour is "pio vs piton". 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 #160,776 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.