CDD vs cec, What's the Difference?

Which to use

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

#11,538
“CDD” frequency rank: #46,636
“cec” frequency rank: 58174
confusion score

Side-by-Side Comparison

Feature	CDD	cec
Definition	Contrat à durée déterminée, type de contrat de travail en France.	Aveugle.

Where the eye mixes CDD and cec

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch

CDD

3 ch

cec

Why the eye confuses CDD with cec

These two trip readers on the page rather than in the ear: CDD is \se.de.de\ while cec is \ˈsek\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 58174, derived from the frequency rank of both members and their visual similarity.

CDD is recorded at frequency rank #11,538, classified as anoun, pronounced \se.de.de\. cec is at rank #46,636, tagged as anadj, pronounced \ˈsek\.

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 58174, this pair ranks #110,611 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of CDD vs cec

Shared letters: c. Private to "CDD": d. Private to "cec": e.

"CDD" · 3 letters · shape CCC · "cec" · 3 letters · shape CVC

Frequently Asked Questions

Do "CDD" and "cec" mean the same thing in a sentence?

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

Frequency check: "CDD" vs "cec" - which ranks higher?

"CDD" is the more common of the two: it sits at frequency rank #11,538 in our French list, against #46,636 for "cec". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

Full dictionary entry for "CDD" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "cec" - compare definitions side by side with the headword page. Word entry
This pair ranks #110,611 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
"CDD" and "cec" also get mixed up with nearby pairs, the highest-scored neighbour is "CCE vs cec". Nearby pair

Confusion rank #110,611 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.