CDIvsculWhat's the difference?

Which to use

“CDI” and “cul” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#6,686
“CDI” frequency rank
#999
“cul” frequency rank
7685
confusion score

Side-by-Side Comparison

Feature CDI cul
Definition Contrat à durée indéterminée, type de contrat de travail en France. Derrière d’un animal, d’un humain, ses fesses, son postérieur.

Where the eye mixes CDI and cul

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

3 ch
CDI
3 ch
cul

Look-alike desk: CDI vs cul

A purely visual mix-up. CDI (\se.de.i\) and cul (\ky\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 7685, derived from the frequency rank of both members and their visual similarity.

CDI is recorded at frequency rank #6,686, classified as anoun, pronounced \se.de.i\. cul is at rank #999, tagged as anoun, pronounced \ky\.

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 7685, this pair ranks #422,449 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of CDI vs cul

Shared letters: c. Private to "CDI": di. Private to "cul": lu.

"CDI" · 3 letters · shape CCV  ·  "cul" · 3 letters · shape CVC

Frequently Asked Questions

Can "CDI" and "cul" be used interchangeably?
No. They are said differently (\se.de.i\ versus \ky\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "CDI" vs "cul" - which ranks higher?
"cul" is the more common of the two: it sits at frequency rank #999 in our French list, against #6,686 for "CDI". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "CDI" and "cul" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "CDI" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cul" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #422,449 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "CDI" and "cul" also get mixed up with nearby pairs, the highest-scored neighbour is "CCE vs CDI". Nearby pair

Confusion rank #422,449 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list