Which to use
“écrin” and “écrou” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #28,024
- “écrin” frequency rank
- #34,814
- “écrou” frequency rank
- 62838
- confusion score
Side-by-Side Comparison
| Feature | écrin | écrou |
|---|---|---|
| Definition | Petit coffret ou étui où l’on met des bagues, des pierreries et des objets précieux. | 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. |
Where the eye mixes écrin and écrou
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Spelling & Dictionary Insight
A purely visual mix-up. écrin (\e.kʁɛ̃\) and écrou (\e.kʁu\) 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 2 positions. Our composite confusion score for this pair is 62838, derived from the frequency rank of both members and their visual similarity.
écrin is recorded at frequency rank #28,024, classified as anoun, pronounced \e.kʁɛ̃\. écrou is at rank #34,814, tagged as anoun, pronounced \e.kʁu\.
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 62838, this pair ranks #85,020 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of écrin vs écrou
Shared letters: cré. Private to "écrin": in. Private to "écrou": ou.
"écrin" · 5 letters · shape VCCVC · "écrou" · 5 letters · shape VCCVV