Which to use
“sud” is a noun and “sur” is a preposition - they look or sound alike but fill different roles in a sentence.
- #439
- “sud” frequency rank
- #26
- “sur” frequency rank
- 465
- confusion score
Side-by-Side Comparison
| Feature | sud | sur |
|---|---|---|
| Definition | Point cardinal opposé au nord ; direction du pôle de l’hémisphère austral et correspondant à l’azimut 180°. | Indique une position plus élevée. |
Where the eye mixes sud and sur
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses sud with sur
These two trip readers on the page rather than in the ear: sud is \syd\ while sur is \syʁ\. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - d in “sud” becomes r in “sur”, and the parts of speech differ too (noun vs preposition), which is usually the fastest check. Our composite confusion score for this pair is 465, derived from the frequency rank of both members and their visual similarity.
sud is recorded at frequency rank #439, classified as anoun, pronounced \syd\. sur is at rank #26, tagged as aprep, pronounced \syʁ\.
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 465, this pair ranks #439,598 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of sud vs sur
Shared letters: su. Private to "sud": d. Private to "sur": r.
"sud" · 3 letters · shape CVC · "sur" · 3 letters · shape CVC
Frequently Asked Questions
Do "sud" and "sur" mean the same thing in a sentence?
In ordinary French text, does "sud" or "sur" show up more?
After this comparison
Eye-level mix-up between "sud" and "sur" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "sud" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sur" - compare definitions side by side with the headword page. Word entry
- This pair ranks #439,598 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "sud" and "sur" also get mixed up with nearby pairs, the highest-scored neighbour is "sud vs suu". Nearby pair
Confusion rank #439,598 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.