doi vs dur, What's the Difference?

Which to use

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

#27,038
“doi” frequency rank: #940
“dur” frequency rank: 27978
confusion score

Side-by-Side Comparison

Feature	doi	dur
Definition	Cas sujet de deus.	Ferme ; difficile à pénétrer ou à entamer.

Letter map: doi vs dur

Shared letters muted; letters that set doi and dur apart highlighted. Shared run: 1.

3 ch

doi

3 ch

dur

Pair insight - doi / dur

doi and dur are indexed as a confusable French pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 27978, derived from the frequency rank of both members and their visual similarity.

doi is recorded at frequency rank #27,038, classified as anadj. 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 27978, this pair ranks #325,637 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of doi vs dur

Shared letters: d. Private to "doi": io. Private to "dur": ru.

"doi" · 3 letters · shape CVV · "dur" · 3 letters · shape CVC

Frequently Asked Questions

Do "doi" and "dur" mean the same thing in a sentence?

No. They share most of their letters but differ in 2 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.

Which is more common, "doi" or "dur"?

"dur" is the more common of the two: it sits at frequency rank #940 in our French list, against #27,038 for "doi". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Done with this confusable. These links stay specific to "doi" and "dur".

Full dictionary entry for "doi" 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 #325,637 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
"doi" and "dur" also get mixed up with nearby pairs, the highest-scored neighbour is "DCI vs doi". Nearby pair

Confusion rank #325,637 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.