Which to use
“du” is an article and “dun” is an adjective - they look or sound alike but fill different roles in a sentence.
- #17
- “du” frequency rank
- #16,344
- “dun” frequency rank
- 16361
- confusion score
Side-by-Side Comparison
| Feature | du | dun |
|---|---|---|
| Definition | Une quantité indéfinie de. Note d’usage : Utilisé avec un nom indénombrable. | Marron grisâtre #DAC8AE. |
Where the spellings diverge
Shared letters are muted; the letters that actually set du and dun apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
du and dun form a confusable pair in the French index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 1 extra letter(s) - “du” sits inside “dun” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 16361, derived from the frequency rank of both members and their visual similarity.
du is recorded at frequency rank #17, classified as anarticle, 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 16361, this pair ranks #388,168 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Frequency comparison
Frequently Asked Questions
Can "du" and "dun" be used interchangeably?
Remembering du vs dun
The fastest way to pick the right one every time.
- Check the role first: if you need an article, it's “du”; for an adjective, it's “dun”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “du” entry
- Browse more pairs most likely to be confused. Most confusable