dénivsdoncWhich spelling fits?

Quick tell: déni is a noun, donc is an adverb, so they fill different roles in a sentence.

Which to use

“déni” is a noun and “donc” is an adverb - they look or sound alike but fill different roles in a sentence.

#11,206
“déni” frequency rank
#113
“donc” frequency rank
11319
confusion score

Side-by-Side Comparison

Feature déni donc
Definition Action de dénier un fait. Marque la conclusion d’un raisonnement.

Where the eye mixes déni and donc

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. déni (CVCV) and donc (CVCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

4 ch
déni
4 ch
donc

Look-alike desk: déni vs donc

These two trip readers on the page rather than in the ear: déni is \de.ni\ while donc is \dɔ̃k\. 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 adverb), which is usually the fastest check. Our composite confusion score for this pair is 11319, derived from the frequency rank of both members and their visual similarity.

déni is recorded at frequency rank #11,206, classified as anoun, pronounced \de.ni\. donc is at rank #113, tagged as anadv, pronounced \dɔ̃k\.

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 11319, this pair ranks #409,612 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of déni vs donc

Shared letters: dn. Private to "déni": ié. Private to "donc": co.

"déni" · 4 letters · shape CVCV  ·  "donc" · 4 letters · shape CVCC

Known mistypes of this pair

  • donc ← ddonc · dnoc · docn · doncc · donnc · odnc

Frequently Asked Questions

Can "déni" and "donc" be used interchangeably?
No - they are not even the same part of speech. "déni" is a noun and "donc" an adverb, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "déni" or "donc" show up more?
"donc" is the more common of the two: it sits at frequency rank #113 in our French list, against #11,206 for "déni". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "déni" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "donc" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #409,612 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "déni" and "donc" also get mixed up with nearby pairs, the highest-scored neighbour is "déni vs denim". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #409,612 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