CDS vs codés, What's the Difference?

Which to use

“CDS” is a noun and “codés” is an adjective - they look or sound alike but fill different roles in a sentence.

#28,477
“CDS” frequency rank: #47,232
“codés” frequency rank: 75709
confusion score

Side-by-Side Comparison

Feature	CDS	codés
Definition	Séquence codante, région d'une séquence d'ADN codant une séquence d'acides aminés de protéine.	Masculin pluriel de codé.

Where the eye mixes CDS and codés

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

3 ch

CDS

5 ch

codés

Why the eye confuses CDS with codés

These two trip readers on the page rather than in the ear: CDS is \se.de.ɛs\ while codés is \kɔ.de\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 75709, 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\. codés is at rank #47,232, tagged as anadj, pronounced \kɔ.de\.

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 75709, this pair ranks #33,239 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of CDS vs codés

Shared letters: cds. Private to "CDS": -. Private to "codés": oé.

"CDS" · 3 letters · shape CCC · "codés" · 5 letters · shape CVCVC

Frequently Asked Questions

Do "CDS" and "codés" mean the same thing in a sentence?

No - they are not even the same part of speech. "CDS" is a noun and "codés" an adjective, so a sentence built for one is usually ungrammatical with the other.

Frequency check: "CDS" vs "codés" - which ranks higher?

"CDS" is the more common of the two: it sits at frequency rank #28,477 in our French list, against #47,232 for "codés". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "CDS" and "codés" 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 "codés" - compare definitions side by side with the headword page. Word entry
This pair ranks #33,239 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
"CDS" and "codés" also get mixed up with nearby pairs, the highest-scored neighbour is "codés vs conde". Nearby pair

Confusion rank #33,239 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.