Which to use
“echo” and “écrou” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #14,256
- “echo” frequency rank
- #34,814
- “écrou” frequency rank
- 49070
- confusion score
Side-by-Side Comparison
| Feature | echo | écrou |
|---|---|---|
| Definition | (radiotéléphonie) Mot de code radiotéléphonique de l'OACI, OTAN et SIA pour la lettre latine E. | 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 echo and écrou
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. echo runs 4 letters (VCCV) against écrou's 5 (VCCVV) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: echo vs écrou
A purely visual mix-up. echo (\ˈɛko\) 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 differ by 1 letter(s) in length. Our composite confusion score for this pair is 49070, derived from the frequency rank of both members and their visual similarity.
echo is recorded at frequency rank #14,256, classified as anoun, pronounced \ˈɛko\. 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 49070, this pair ranks #173,710 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of echo vs écrou
Shared letters: co. Private to "echo": eh. Private to "écrou": rué.
"echo" · 4 letters · shape VCCV · "écrou" · 5 letters · shape VCCVV
Known mistypes of this pair
- echo ← ceho · eccho · echho · ecoh · ehco
Frequently Asked Questions
Do "echo" and "écrou" mean the same thing in a sentence?
Frequency check: "echo" vs "écrou" - which ranks higher?
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 "echo" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "écrou" - compare definitions side by side with the headword page. Word entry
- This pair ranks #173,710 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "echo" and "écrou" 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 #173,710 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.