Which to use
“C1” is a noun and “ces” is a determiner - they look or sound alike but fill different roles in a sentence.
- #12,528
- “C1” frequency rank
- #74
- “ces” frequency rank
- 12602
- confusion score
Side-by-Side Comparison
| Feature | C1 | ces |
|---|---|---|
| Definition | Niveau de langue correspondant à un niveau expérimenté (autonome) : personne capable de comprendre des textes longs et exigeants et saisir des significations implicites ; s’exprimer spontanément et couramment sans trop devoir chercher ses mots ; utiliser la langue de façon efficace et souple dans la vie sociale, professionnelle ou académique ; s’exprimer sur des sujets complexes de façon claire et bien structurée et manifester son contrôle des outils linguistiques d'organisation, d’articulation et de cohésion du discours. | Pluriel de ce et cette. |
Where the eye mixes C1 and ces
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Why the eye confuses C1 with ces
These two trip readers on the page rather than in the ear: C1 is \se.œ̃\ while ces is \se\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs determiner), which is usually the fastest check. Our composite confusion score for this pair is 12602, derived from the frequency rank of both members and their visual similarity.
C1 is recorded at frequency rank #12,528, classified as anoun, pronounced \se.œ̃\. ces is at rank #74, tagged as adet, pronounced \se\.
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 12602, this pair ranks #404,551 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of C1 vs ces
Shared letters: c. Private to "C1": -. Private to "ces": es.
"C1" · 1 letters · shape C · "ces" · 3 letters · shape CVC
Frequently Asked Questions
Do "C1" and "ces" mean the same thing in a sentence?
Frequency check: "C1" vs "ces" - which ranks higher?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "C1" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ces" - compare definitions side by side with the headword page. Word entry
- This pair ranks #404,551 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "C1" and "ces" also get mixed up with nearby pairs, the highest-scored neighbour is "C1 vs CCE". Nearby pair
Confusion rank #404,551 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.