Which to use
“cass” and “CDS” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #17,896
- “cass” frequency rank
- #28,477
- “CDS” frequency rank
- 46373
- confusion score
Side-by-Side Comparison
| Feature | cass | CDS |
|---|---|---|
| Definition | Cassis. | Séquence codante, région d'une séquence d'ADN codant une séquence d'acides aminés de protéine. |
Where the eye mixes cass and CDS
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between cass and CDS
A purely visual mix-up. cass (\kas\) and CDS (\se.de.ɛs\) 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 46373, derived from the frequency rank of both members and their visual similarity.
cass is recorded at frequency rank #17,896, classified as anoun, pronounced \kas\. CDS is at rank #28,477, tagged as anoun, pronounced \se.de.ɛs\.
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 46373, this pair ranks #195,486 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of cass vs CDS
Shared letters: cs. Private to "cass": a. Private to "CDS": d.
"cass" · 4 letters · shape CVCC · "CDS" · 3 letters · shape CCC
Known mistypes of this pair
- cass ← acss · ccass · csas
Frequently Asked Questions
Do "cass" and "CDS" mean the same thing in a sentence?
Which is more common, "cass" or "CDS"?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "cass" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "CDS" - compare definitions side by side with the headword page. Word entry
- This pair ranks #195,486 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "cass" and "CDS" also get mixed up with nearby pairs, the highest-scored neighbour is "CCE vs CDS". 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 #195,486 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.