Which to use
“écrou” is a noun and “écroué” is a verb - they look or sound alike but fill different roles in a sentence.
- #34,814
- “écrou” frequency rank
- #42,699
- “écroué” frequency rank
- 77513
- confusion score
Side-by-Side Comparison
| Feature | écrou | écroué |
|---|---|---|
| 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. | Participe passé masculin singulier de écrouer. |
Where the eye mixes écrou and écroué
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Spelling & Dictionary Insight
These two trip readers on the page rather than in the ear: écrou is \e.kʁu\ while écroué is \e.kʁu.e\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “écrou” sits inside “écroué”, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 77513, 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\. écroué is at rank #42,699, tagged as averb, pronounced \e.kʁu.e\.
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 77513, this pair ranks #28,141 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of écrou vs écroué
Shared letters: corué. Private to "écrou": -. Private to "écroué": -.
"écrou" · 5 letters · shape VCCVV · "écroué" · 6 letters · shape VCCVVV