C1
\se.œ̃\
The verdict
“C1” sits in 20 confusable pairs (corpus #12,528) as a noun. The look-alike neighbours are the real trap.
- #12,528
- frequency rank, French
- 8,609
- “C” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - 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...
Corpus desk
Index FR-c1 · C1 · French
C1 · rank #12,528 · 0 variants · 20 confusables
- FREQ-MID #12,528
- LEN-SHORT 2 letters
- VOW-0 0 vowels
- CONFUS-HIGH 20 pairs
- VAR-0 0 variants
- BOOK-DENSE 8,609
- PHOTO-FINISH brèche
Nearest frequency peer: brèche (-1 rank slots)
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Frequency neighbourhood for “C1”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- bobo
bobo
87,476 corpus weight
- boites
boites
87,475 corpus weight
- brèche
brèche
87,474 corpus weight
- C1
C1
87,473 corpus weight
- chantent
chantent
87,472 corpus weight
- chaux
chaux
87,471 corpus weight
What this shows Bars show where “C1” sits against the nearest ranked French headwords in the FrequencyWords band, not a reprint of letter-browse containment.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | C1 |
| Language | French |
| Part of speech | Noun |
| IPA | \se.œ̃\ |
| Letters | 2 |
| Frequency rank | #12,528 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Where “C1” sits in French frequency
Easy to mix with look-alikes
The spelling risk for C1 is neighbouring look-alikes ("ce", "ça", …), not just typos; it is anoun pronounced \se.œ̃\. Frequency #12,528 among 8,609 “C” headwords. Gloss: "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...".
We couldn't generate a plausible misspelling set for C1, since its letter sequence doesn't invite the usual edit-distance slips. It also participates in 20 confusable-pair relationships, "ce", "ça", "ci", and more, where similar look or sound leads writers to substitute one word for another in context.
This entry carries no recorded etymology, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct French form is C1, spelled C-1.
Definition
- 1Niveau 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.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 French corpus, MIT). See the methodology for how each field is sourced and updated.
PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 3, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.
Frequently Asked Questions
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What to do next
You've looked up "C1". Here's where to go from here.
- "C1" maps to 20 confusable pairs in this vintage; the highest-scored is "ce". View pair
- Usage frequency rank #12,528 among French headwords in this corpus. Corpus statistics
- Browse more French words in the "C" letter cohort. C–Z browse
PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.