Which to use
“casher” is an adjective and “casier” is a noun - they look or sound alike but fill different roles in a sentence.
- #36,749
- “casher” frequency rank
- #11,010
- “casier” frequency rank
- 47759
- confusion score
Side-by-Side Comparison
| Feature | casher | casier |
|---|---|---|
| Definition | Dans la religion judaïque, qualifie les viandes abattues selon les rites religieux prescrits. | Nasse pour prendre, selon la taille de l’ouverture, les gros crustacés ou les crevettes. |
Where the eye mixes casher and casier
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. casher (CVCCVC) and casier (CVCVVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Why the eye confuses casher with casier
These two trip readers on the page rather than in the ear: casher is \ka.ʃɛʁ\ while casier is \kɑ.zje\. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - h in “casher” becomes i in “casier”, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 47759, derived from the frequency rank of both members and their visual similarity.
casher is recorded at frequency rank #36,749, classified as anadj, pronounced \ka.ʃɛʁ\. casier is at rank #11,010, tagged as anoun, pronounced \kɑ.zje\.
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 47759, this pair ranks #184,371 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of casher vs casier
Shared letters: acers. Private to "casher": h. Private to "casier": i.
"casher" · 6 letters · shape CVCCVC · "casier" · 6 letters · shape CVCVVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "casher" for "casier" ever safe?
Which is more common, "casher" or "casier"?
Useful next steps
Eye-level mix-up between "casher" and "casier" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "casher" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "casier" - compare definitions side by side with the headword page. Word entry
- This pair ranks #184,371 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "casher" and "casier" also get mixed up with nearby pairs, the highest-scored neighbour is "casher vs casseur". 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 #184,371 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.