Which to use
“écrou” and “error” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #34,814
- “écrou” frequency rank
- #35,024
- “error” frequency rank
- 69838
- confusion score
Side-by-Side Comparison
| Feature | écrou | error |
|---|---|---|
| Definition | Pièce d’assemblage mécanique d’acier, ou de toute autre matière solide, percée d’un taraudage, et dans lequel entre une vis ou une tige filetée en rotation. | Erreur, faute. |
Where the eye mixes écrou and error
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between écrou and error
A purely visual mix-up. écrou (\e.kʁu\) and error (\ˈɛɹ.ə(ɹ)\) 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 3 positions. Our composite confusion score for this pair is 69838, derived from the frequency rank of both members and their visual similarity.
écrou is recorded at frequency rank #34,814, classified as anoun, pronounced \e.kʁu\. error is at rank #35,024, tagged as anoun, pronounced \ˈɛɹ.ə(ɹ)\.
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 69838, this pair ranks #53,619 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of écrou vs error
Shared letters: or. Private to "écrou": cué. Private to "error": e.
"écrou" · 5 letters · shape VCCVV · "error" · 5 letters · shape VCCVC
Known mistypes of this pair
- error ← eror · erorr · errorr · errro · reror
Frequently Asked Questions
Do "écrou" and "error" mean the same thing in a sentence?
In ordinary French text, does "écrou" or "error" show up more?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "écrou" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "error" - compare definitions side by side with the headword page. Word entry
- This pair ranks #53,619 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "écrou" and "error" also get mixed up with nearby pairs, the highest-scored neighbour is "écria vs écrou". 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 #53,619 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.