Which to use
“fail” and “fault” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #24,588
- “fail” frequency rank
- #46,753
- “fault” frequency rank
- 71341
- confusion score
Side-by-Side Comparison
| Feature | fail | fault |
|---|---|---|
| Definition | Échouer. | Deuxième personne du pluriel de l’impératif présent de faulen. |
Where the eye mixes fail and fault
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. fail runs 4 letters (CVVC) against fault's 5 (CVVCC) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses fail with fault
A purely visual mix-up. fail (\feɪl\) and fault (\faʊ̯lt\) 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 71341, derived from the frequency rank of both members and their visual similarity.
fail is recorded at frequency rank #24,588, classified as averb, pronounced \feɪl\. fault is at rank #46,753, tagged as averb, pronounced \faʊ̯lt\.
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 71341, this pair ranks #47,890 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of fail vs fault
Shared letters: afl. Private to "fail": i. Private to "fault": tu.
"fail" · 4 letters · shape CVVC · "fault" · 5 letters · shape CVVCC
Known mistypes of this pair
Frequently Asked Questions
Do "fail" and "fault" mean the same thing in a sentence?
In ordinary French text, does "fail" or "fault" show up more?
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 "fail" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "fault" - compare definitions side by side with the headword page. Word entry
- This pair ranks #47,890 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "fail" and "fault" also get mixed up with nearby pairs, the highest-scored neighbour is "fau vs fault". 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 #47,890 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.