CochinvscoconWhich spelling fits?

Quick tell: Cochin is a name, cocon is a noun, so they fill different roles in a sentence.

Which to use

“Cochin” is a name and “cocon” is a noun - they look or sound alike but fill different roles in a sentence.

#34,939
“Cochin” frequency rank
#25,930
“cocon” frequency rank
60869
confusion score

Side-by-Side Comparison

Feature Cochin cocon
Definition Nom de famille. Enveloppe que se filent beaucoup de larves d’insectes, et dans laquelle doit s’opérer leur dernière mue.

Where the eye mixes Cochin and cocon

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
Cochin
5 ch
cocon

Visual trap between Cochin and cocon

These two trip readers on the page rather than in the ear: Cochin is \kɔ.ʃɛ̃\ while cocon is \kɔ.kɔ̃\. 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 (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 60869, derived from the frequency rank of both members and their visual similarity.

Cochin is recorded at frequency rank #34,939, classified as aname, pronounced \kɔ.ʃɛ̃\. cocon is at rank #25,930, tagged as anoun, pronounced \kɔ.kɔ̃\.

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 60869, this pair ranks #95,358 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of Cochin vs cocon

Shared letters: cno. Private to "Cochin": hi. Private to "cocon": -.

"Cochin" · 6 letters · shape CVCCVC  ·  "cocon" · 5 letters · shape CVCVC

Known mistypes of this pair

  • Cochinccochin · ccohin · cocchin · cochhin · cochinn · cochni · cocihn · cohcin
  • coconccocon · ccoon · coccon · cocno · coconn · coocn · occon

Frequently Asked Questions

Can "Cochin" and "cocon" be used interchangeably?
No - they are not even the same part of speech. "Cochin" is a name and "cocon" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Cochin" or "cocon"?
"cocon" is the more common of the two: it sits at frequency rank #25,930 in our French list, against #34,939 for "Cochin". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "Cochin" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cocon" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #95,358 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "Cochin" and "cocon" also get mixed up with nearby pairs, the highest-scored neighbour is "cocaine vs Cochin". 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 #95,358 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