Which to use
“flan” and “flash” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #23,213
- “flan” frequency rank
- #4,760
- “flash” frequency rank
- 27973
- confusion score
Side-by-Side Comparison
| Feature | flan | flash |
|---|---|---|
| Definition | Sorte de tarte faite avec de la crème, des œufs et de la farine. | Éclair lumineux bref. |
Where the eye mixes flan and flash
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Why the eye confuses flan with flash
A purely visual mix-up. flan (\flɑ̃\) and flash (\flaʃ\) 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 27973, derived from the frequency rank of both members and their visual similarity.
flan is recorded at frequency rank #23,213, classified as anoun, pronounced \flɑ̃\. flash is at rank #4,760, tagged as anoun, pronounced \flaʃ\.
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 27973, this pair ranks #325,665 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of flan vs flash
Shared letters: afl. Private to "flan": n. Private to "flash": hs.
"flan" · 4 letters · shape CCVC · "flash" · 5 letters · shape CCVCC
Known mistypes of this pair
Frequently Asked Questions
Can "flan" and "flash" be used interchangeably?
Which is more common, "flan" or "flash"?
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 "flan" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "flash" - compare definitions side by side with the headword page. Word entry
- This pair ranks #325,665 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "flan" and "flash" 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 #325,665 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.