dunvsdurConfusable pair

Which to use

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

#16,344
“dun” frequency rank
#940
“dur” frequency rank
17284
confusion score

Side-by-Side Comparison

Feature dun dur
Definition Marron grisâtre #DAC8AE. Ferme ; difficile à pénétrer ou à entamer.

Where the eye mixes dun and dur

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

3 ch
dun
3 ch
dur

Why the eye confuses dun with dur

A purely visual mix-up. dun (\dʌn\) and dur (\dyʁ\) 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 - n in “dun” becomes r in “dur”. Our composite confusion score for this pair is 17284, derived from the frequency rank of both members and their visual similarity.

dun is recorded at frequency rank #16,344, classified as anadj, pronounced \dʌn\. dur is at rank #940, tagged as anadj, pronounced \dyʁ\.

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 17284, this pair ranks #383,911 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of dun vs dur

Shared letters: du. Private to "dun": n. Private to "dur": r.

"dun" · 3 letters · shape CVC  ·  "dur" · 3 letters · shape CVC

Frequently Asked Questions

Do "dun" and "dur" mean the same thing in a sentence?
No. They are said differently (\dʌn\ versus \dyʁ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary French text, does "dun" or "dur" show up more?
"dur" is the more common of the two: it sits at frequency rank #940 in our French list, against #16,344 for "dun". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "dun" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dur" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #383,911 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "dun" and "dur" also get mixed up with nearby pairs, the highest-scored neighbour is "drunk vs dun". Nearby pair

Confusion rank #383,911 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