sudvssunConfusable pair

Quick tell: sud is a noun, sun is a verb, so they fill different roles in a sentence.

Which to use

“sud” is a noun and “sun” is a verb - they look or sound alike but fill different roles in a sentence.

#439
“sud” frequency rank
#6,897
“sun” frequency rank
7336
confusion score

Side-by-Side Comparison

Feature sud sun
Definition Point cardinal opposé au nord ; direction du pôle de l’hémisphère austral et correspondant à l’azimut 180°. Chanter

Letter map: sud vs sun

Shared letters muted; letters that set sud and sun apart highlighted. Shared run: 2.

3 ch
sud
3 ch
sun

Part-of-speech tell for sud / sun

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: sud is anoun and sunaverb. On the page they differ by a single letter - d in “sud” becomes n in “sun”. Our composite confusion score for this pair is 7336, derived from the frequency rank of both members and their visual similarity.

sud is recorded at frequency rank #439, classified as anoun, pronounced \syd\. sun is at rank #6,897, tagged as averb.

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 7336, this pair ranks #423,477 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of sud vs sun

Shared letters: su. Private to "sud": d. Private to "sun": n.

"sud" · 3 letters · shape CVC  ·  "sun" · 3 letters · shape CVC

Frequently Asked Questions

Can "sud" and "sun" be used interchangeably?
No - they are not even the same part of speech. "sud" is a noun and "sun" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "sud" or "sun" show up more?
"sud" is the more common of the two: it sits at frequency rank #439 in our French list, against #6,897 for "sun". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pair "sud" vs "sun" is on the table, pick a follow-up below.

  • Full dictionary entry for "sud" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sun" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #423,477 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "sud" and "sun" also get mixed up with nearby pairs, the highest-scored neighbour is "sun vs suu". Nearby pair

Confusion rank #423,477 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