Which to use
“si” is a conjunction and “sud” is a noun - they look or sound alike but fill different roles in a sentence.
- #46
- “si” frequency rank
- #439
- “sud” frequency rank
- 485
- confusion score
Side-by-Side Comparison
| Feature | si | sud |
|---|---|---|
| Definition | Dans le cas où, à condition que, supposé que. Note d’usage : Conjonction qui introduit une condition (suivie d’une conséquence) ou une supposition qui peut être supprimée en utilisant un conditionnel. | Point cardinal opposé au nord ; direction du pôle de l’hémisphère austral et correspondant à l’azimut 180°. |
Where the eye mixes si and sud
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Spelling & Dictionary Insight
These two trip readers on the page rather than in the ear: si is \si\ while sud is \syd\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (conjunction vs noun), which is usually the fastest check. Our composite confusion score for this pair is 485, derived from the frequency rank of both members and their visual similarity.
si is recorded at frequency rank #46, classified as aconj, pronounced \si\. sud is at rank #439, tagged as anoun, pronounced \syd\.
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 485, this pair ranks #439,566 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of si vs sud
Shared letters: s. Private to "si": i. Private to "sud": du.
"si" · 2 letters · shape CV · "sud" · 3 letters · shape CVC
Frequently Asked Questions
Can "si" and "sud" be used interchangeably?
Which is more common, "si" or "sud"?
What to do next
You've compared "si" and "sud". Here's where to go from here.
- Full dictionary entry for "si" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sud" - compare definitions side by side with the headword page. Word entry
- This pair ranks #439,566 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "si" and "sud" also get mixed up with nearby pairs, the highest-scored neighbour is "sud vs suu". Nearby pair
PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.