défilentvsdériventWhich spelling fits?

Which to use

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

#20,122
“défilent” frequency rank
#39,274
“dérivent” frequency rank
59396
confusion score

Side-by-Side Comparison

Feature défilent dérivent
Definition Troisième personne du pluriel de l’indicatif présent de défiler. Troisième personne du pluriel du présent de l’indicatif de dériver.

Where the eye mixes défilent and dérivent

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. défilent and dérivent follow the identical consonant-vowel pattern (CVCVCVCC). Same shape at a glance is often the real trap, independent of shared letters.

8 ch
défilent
8 ch
dérivent

Look-alike desk: défilent vs dérivent

A purely visual mix-up. défilent (\de.fil\) and dérivent (\de.ʁiv\) 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 59396, derived from the frequency rank of both members and their visual similarity.

défilent is recorded at frequency rank #20,122, classified as averb, pronounced \de.fil\. dérivent is at rank #39,274, tagged as averb, pronounced \de.ʁiv\.

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 59396, this pair ranks #103,387 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of défilent vs dérivent

Shared letters: deinté. Private to "défilent": fl. Private to "dérivent": rv.

"défilent" · 8 letters · shape CVCVCVCC  ·  "dérivent" · 8 letters · shape CVCVCVCC

Frequently Asked Questions

Do "défilent" and "dérivent" mean the same thing in a sentence?
No. They are said differently (\de.fil\ versus \de.ʁiv\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "défilent" vs "dérivent" - which ranks higher?
"défilent" is the more common of the two: it sits at frequency rank #20,122 in our French list, against #39,274 for "dérivent". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "défilent" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dérivent" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #103,387 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "défilent" and "dérivent" also get mixed up with nearby pairs, the highest-scored neighbour is "dérivant vs dérivent". Nearby pair

Confusion rank #103,387 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