duevsdunWhich spelling fits?

Which to use

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

#3,838
“due” frequency rank
#16,344
“dun” frequency rank
20182
confusion score

Side-by-Side Comparison

Feature due dun
Definition Féminin singulier de dû. Marron grisâtre #DAC8AE.

Where the eye mixes due and dun

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
due
3 ch
dun

Look-alike desk: due vs dun

A purely visual mix-up. due (\dy\) and dun (\dʌn\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by a single letter - e in “due” becomes n in “dun”. Our composite confusion score for this pair is 20182, derived from the frequency rank of both members and their visual similarity.

due is recorded at frequency rank #3,838, classified as anadj, pronounced \dy\. dun is at rank #16,344, tagged as anadj, pronounced \dʌn\.

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 20182, this pair ranks #369,568 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of due vs dun

Shared letters: du. Private to "due": e. Private to "dun": n.

"due" · 3 letters · shape CVV  ·  "dun" · 3 letters · shape CVC

Frequently Asked Questions

Do "due" and "dun" mean the same thing in a sentence?
No. They are said differently (\dy\ versus \dʌn\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary French text, does "due" or "dun" show up more?
"due" is the more common of the two: it sits at frequency rank #3,838 in our French list, against #16,344 for "dun". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "due" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dun" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #369,568 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "due" and "dun" also get mixed up with nearby pairs, the highest-scored neighbour is "drunk vs dun". Nearby pair

Confusion rank #369,568 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