Which to use
“DEC” is a noun and “déchu” is an adjective - they look or sound alike but fill different roles in a sentence.
- #18,165
- “DEC” frequency rank
- #17,934
- “déchu” frequency rank
- 36099
- confusion score
Side-by-Side Comparison
| Feature | DEC | déchu |
|---|---|---|
| Definition | Diplôme d’études collégiales. | Qui a perdu sa dignité, son rang, sa réputation. |
Where the eye mixes DEC and déchu
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Look-alike desk: DEC vs déchu
These two trip readers on the page rather than in the ear: DEC is \dɛk\ while déchu is \de.ʃy\. 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 36099, derived from the frequency rank of both members and their visual similarity.
DEC is recorded at frequency rank #18,165, classified as anoun, pronounced \dɛk\. déchu is at rank #17,934, tagged as anadj, pronounced \de.ʃy\.
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 36099, this pair ranks #272,009 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of DEC vs déchu
Shared letters: cd. Private to "DEC": e. Private to "déchu": hué.
"DEC" · 3 letters · shape CVC · "déchu" · 5 letters · shape CVCCV
Frequently Asked Questions
Is swapping "DEC" for "déchu" ever safe?
Frequency check: "DEC" vs "déchu" - which ranks higher?
What to do next
Eye-level mix-up between "DEC" and "déchu" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "DEC" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "déchu" - compare definitions side by side with the headword page. Word entry
- This pair ranks #272,009 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "DEC" and "déchu" also get mixed up with nearby pairs, the highest-scored neighbour is "DEC vs dèche". Nearby pair
Confusion rank #272,009 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.