défivsdesWhich spelling fits?

Quick tell: défi is a noun, des is an article, so they fill different roles in a sentence.

Which to use

“défi” is a noun and “des” is an article - they look or sound alike but fill different roles in a sentence.

#3,454
“défi” frequency rank
#10
“des” frequency rank
3464
confusion score

Side-by-Side Comparison

Feature défi des
Definition Action de défier. Article indéfini du pluriel. C’est ainsi le pluriel de un ou une.

Where the eye mixes défi and des

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

4 ch
défi
3 ch
des

Visual trap between défi and des

These two trip readers on the page rather than in the ear: défi is \de.fi\ while des is \de\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs article), which is usually the fastest check. Our composite confusion score for this pair is 3464, derived from the frequency rank of both members and their visual similarity.

défi is recorded at frequency rank #3,454, classified as anoun, pronounced \de.fi\. des is at rank #10, tagged as anarticle, pronounced \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 3464, this pair ranks #433,963 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of défi vs des

Shared letters: d. Private to "défi": fié. Private to "des": es.

"défi" · 4 letters · shape CVCV  ·  "des" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "défi" for "des" ever safe?
No - they are not even the same part of speech. "défi" is a noun and "des" an article, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "défi" vs "des" - which ranks higher?
"des" is the more common of the two: it sits at frequency rank #10 in our French list, against #3,454 for "défi". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "défi" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "des" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #433,963 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "défi" and "des" also get mixed up with nearby pairs, the highest-scored neighbour is "défi vs denim". Nearby pair

Confusion rank #433,963 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