Which to use
“sais” is a noun and “si” is a conjunction - they look or sound alike but fill different roles in a sentence.
- #188
- “sais” frequency rank
- #46
- “si” frequency rank
- 234
- confusion score
Side-by-Side Comparison
| Feature | sais | si |
|---|---|---|
| Definition | En Inde, palefrenier qui accompagne son maître lors de ses sorties à cheval. | 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. |
Where the eye mixes sais and si
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between sais and si
These two trip readers on the page rather than in the ear: sais is \sɛ\ while si is \si\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (noun vs conjunction), which is usually the fastest check. Our composite confusion score for this pair is 234, derived from the frequency rank of both members and their visual similarity.
sais is recorded at frequency rank #188, classified as anoun, pronounced \sɛ\. si is at rank #46, tagged as aconj, pronounced \si\.
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 234, this pair ranks #439,928 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of sais vs si
Shared letters: is. Private to "sais": a. Private to "si": -.
"sais" · 4 letters · shape CVVC · "si" · 2 letters · shape CV
Known mistypes of this pair
- sais ← asis · saiss · sasi · sias · ssais
Frequently Asked Questions
Do "sais" and "si" mean the same thing in a sentence?
Which is more common, "sais" or "si"?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "sais" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "si" - compare definitions side by side with the headword page. Word entry
- This pair ranks #439,928 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "sais" and "si" also get mixed up with nearby pairs, the highest-scored neighbour is "si vs suu". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #439,928 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.