Which to use
“fillon” and “fiston” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #3,004
- “fillon” frequency rank
- #23,212
- “fiston” frequency rank
- 26216
- confusion score
Side-by-Side Comparison
| Feature | fillon | fiston |
|---|---|---|
| Definition | Petit coquillage comestible, appartenant au genre telline. | Fils. |
Where the eye mixes fillon and fiston
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. fillon and fiston follow the identical consonant-vowel pattern (CVCCVC). Same shape at a glance is often the real trap, independent of shared letters.
Visual trap between fillon and fiston
A purely visual mix-up. fillon (\fi.jɔ̃\) and fiston (\fis.tɔ̃\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 26216, derived from the frequency rank of both members and their visual similarity.
fillon is recorded at frequency rank #3,004, classified as anoun, pronounced \fi.jɔ̃\. fiston is at rank #23,212, tagged as anoun, pronounced \fis.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 26216, this pair ranks #336,422 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of fillon vs fiston
Shared letters: fino. Private to "fillon": l. Private to "fiston": st.
"fillon" · 6 letters · shape CVCCVC · "fiston" · 6 letters · shape CVCCVC
Known mistypes of this pair
Frequently Asked Questions
Can "fillon" and "fiston" be used interchangeably?
Frequency check: "fillon" vs "fiston" - which ranks higher?
Useful next steps
Eye-level mix-up between "fillon" and "fiston" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "fillon" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "fiston" - compare definitions side by side with the headword page. Word entry
- This pair ranks #336,422 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "fillon" and "fiston" also get mixed up with nearby pairs, the highest-scored neighbour is "fiston vs foison". 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 #336,422 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.