clévsCNTell them apart

Which to use

“clé” and “CN” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#1,987
“clé” frequency rank
#16,094
“CN” frequency rank
18081
confusion score

Side-by-Side Comparison

Feature clé CN
Definition Instrument de métal que l’on introduit dans une serrure pour ouvrir ou fermer un accès. Ancienne clé à panneton que l'on place et fait tourner dans la serrure d'une porte, d'un coffre, etc. Abréviation et sigle du Canadien National.

Where the eye mixes clé and CN

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. clé runs 3 letters (CCV) against CN's 2 (CC) - the length gap alone is often enough to separate them once you know to check it.

3 ch
clé
2 ch
CN

Why the eye confuses clé with CN

A purely visual mix-up. clé (\kle\) and CN (\se ɛn\) 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 18081, derived from the frequency rank of both members and their visual similarity.

clé is recorded at frequency rank #1,987, classified as anoun, pronounced \kle\. CN is at rank #16,094, tagged as anoun, pronounced \se ɛn\.

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 18081, this pair ranks #380,099 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of clé vs CN

Shared letters: c. Private to "clé": lé. Private to "CN": n.

"clé" · 3 letters · shape CCV  ·  "CN" · 2 letters · shape CC

Frequently Asked Questions

Do "clé" and "CN" mean the same thing in a sentence?
No. They are said differently (\kle\ versus \se ɛn\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "clé" or "CN"?
"clé" is the more common of the two: it sits at frequency rank #1,987 in our French list, against #16,094 for "CN". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "clé" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "CN" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #380,099 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "clé" and "CN" also get mixed up with nearby pairs, the highest-scored neighbour is "CCE vs CN". Nearby pair

Confusion rank #380,099 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list