Which to use
“rais” and “ratio” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #37,509
- “rais” frequency rank
- #8,607
- “ratio” frequency rank
- 46116
- confusion score
Side-by-Side Comparison
| Feature | rais | ratio |
|---|---|---|
| Definition | Ancienne orthographe de rai, figurant au Dictionnaire de l'Académie française jusqu’en 1878. | Proportion entre deux valeurs de même nature. |
Where the eye mixes rais and ratio
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Look-alike desk: rais vs ratio
A purely visual mix-up. rais (\ʁɛ\) and ratio (\ʁa.sjo\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 46116, derived from the frequency rank of both members and their visual similarity.
rais is recorded at frequency rank #37,509, classified as anoun, pronounced \ʁɛ\. ratio is at rank #8,607, tagged as anoun, pronounced \ʁa.sjo\.
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 46116, this pair ranks #197,487 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of rais vs ratio
Shared letters: air. Private to "rais": s. Private to "ratio": ot.
"rais" · 4 letters · shape CVVC · "ratio" · 5 letters · shape CVCVV
Known mistypes of this pair
Frequently Asked Questions
Do "rais" and "ratio" mean the same thing in a sentence?
In ordinary French text, does "rais" or "ratio" show up more?
What to do next
Eye-level mix-up between "rais" and "ratio" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "rais" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ratio" - compare definitions side by side with the headword page. Word entry
- This pair ranks #197,487 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "rais" and "ratio" also get mixed up with nearby pairs, the highest-scored neighbour is "rais vs Rhys". 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 #197,487 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.