Which to use
“CDS” and “cosa” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #28,477
- “CDS” frequency rank
- #46,679
- “cosa” frequency rank
- 75156
- confusion score
Side-by-Side Comparison
| Feature | CDS | cosa |
|---|---|---|
| Definition | Séquence codante, région d'une séquence d'ADN codant une séquence d'acides aminés de protéine. | Variante du IXᵉ siècle de chose. |
Where the eye mixes CDS and cosa
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses CDS with cosa
A purely visual mix-up. CDS (\se.de.ɛs\) and cosa (\ˈkɔza ~ˈkɔzə\) 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 75156, derived from the frequency rank of both members and their visual similarity.
CDS is recorded at frequency rank #28,477, classified as anoun, pronounced \se.de.ɛs\. cosa is at rank #46,679, tagged as anoun, pronounced \ˈkɔza ~ˈkɔzə\.
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 75156, this pair ranks #34,968 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of CDS vs cosa
Shared letters: cs. Private to "CDS": d. Private to "cosa": ao.
"CDS" · 3 letters · shape CCC · "cosa" · 4 letters · shape CVCV
Known mistypes of this pair
- cosa ← ccosa · coas · cossa · csoa · ocsa
Frequently Asked Questions
Can "CDS" and "cosa" be used interchangeably?
Which is more common, "CDS" or "cosa"?
After this comparison
Eye-level mix-up between "CDS" and "cosa" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "CDS" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "cosa" - compare definitions side by side with the headword page. Word entry
- This pair ranks #34,968 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "CDS" and "cosa" also get mixed up with nearby pairs, the highest-scored neighbour is "cosa vs coupa". 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 #34,968 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.