seuvssurWhat's the difference?

Quick tell: seu is a adjective, sur is a preposition, so they fill different roles in a sentence.

Which to use

“seu” is an adjective and “sur” is a preposition - they look or sound alike but fill different roles in a sentence.

#35,274
“seu” frequency rank
#26
“sur” frequency rank
35300
confusion score

Side-by-Side Comparison

Feature seu sur
Definition Sa, son. Indique une position plus élevée.

Letter map: seu vs sur

Shared letters muted; letters that set seu and sur apart highlighted. Shared run: 2.

3 ch
seu
3 ch
sur

Grammar separator: seu vs sur

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: seu is anadjective and surapreposition. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 35300, derived from the frequency rank of both members and their visual similarity.

seu is recorded at frequency rank #35,274, classified as anadj. 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 35300, this pair ranks #277,755 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of seu vs sur

Shared letters: su. Private to "seu": e. Private to "sur": r.

"seu" · 3 letters · shape CVV  ·  "sur" · 3 letters · shape CVC

Frequently Asked Questions

Can "seu" and "sur" be used interchangeably?
No - they are not even the same part of speech. "seu" is an adjective and "sur" a preposition, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "seu" or "sur" show up more?
"sur" is the more common of the two: it sits at frequency rank #26 in our French list, against #35,274 for "seu". 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 "seu" and "sur".

  • Full dictionary entry for "seu" 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 #277,755 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "seu" and "sur" also get mixed up with nearby pairs, the highest-scored neighbour is "seu vs suu". Nearby pair

Confusion rank #277,755 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