Which to use
“flacon” and “flan” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #16,366
- “flacon” frequency rank
- #23,213
- “flan” frequency rank
- 39579
- confusion score
Side-by-Side Comparison
| Feature | flacon | flan |
|---|---|---|
| Definition | Bouteille de dimensions réduites. | Sorte de tarte faite avec de la crème, des œufs et de la farine. |
Where the eye mixes flacon and flan
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. flacon runs 6 letters (CCVCVC) against flan's 4 (CCVC) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses flacon with flan
A purely visual mix-up. flacon (\fla.kɔ̃\) and flan (\flɑ̃\) 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 39579, derived from the frequency rank of both members and their visual similarity.
flacon is recorded at frequency rank #16,366, classified as anoun, pronounced \fla.kɔ̃\. flan is at rank #23,213, tagged as anoun, pronounced \flɑ̃\.
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 39579, this pair ranks #246,924 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of flacon vs flan
Shared letters: afln. Private to "flacon": co. Private to "flan": -.
"flacon" · 6 letters · shape CCVCVC · "flan" · 4 letters · shape CCVC
Known mistypes of this pair
Frequently Asked Questions
Can "flacon" and "flan" be used interchangeably?
Frequency check: "flacon" vs "flan" - which ranks higher?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "flacon" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "flan" - compare definitions side by side with the headword page. Word entry
- This pair ranks #246,924 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "flacon" and "flan" also get mixed up with nearby pairs, the highest-scored neighbour is "ffa vs flan". 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 #246,924 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.