Which to use
“Reis” and “rio” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #49,902
- “Reis” frequency rank
- #4,020
- “rio” frequency rank
- 53922
- confusion score
Side-by-Side Comparison
| Feature | Reis | rio |
|---|---|---|
| Definition | Riz. | Fleuve, rivière. |
Where the eye mixes Reis and rio
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. Reis runs 4 letters (CVVC) against rio's 3 (CVV) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between Reis and rio
A purely visual mix-up. Reis (\raɪ̯s\) and rio (\ʁi.jo\) 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 53922, derived from the frequency rank of both members and their visual similarity.
Reis is recorded at frequency rank #49,902, classified as anoun, pronounced \raɪ̯s\. rio is at rank #4,020, tagged as anoun, pronounced \ʁi.jo\.
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 53922, this pair ranks #137,529 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of Reis vs rio
Shared letters: ir. Private to "Reis": es. Private to "rio": o.
"Reis" · 4 letters · shape CVVC · "rio" · 3 letters · shape CVV
Known mistypes of this pair
- Reis ← eris · reiss · resi · rreis
Frequently Asked Questions
Do "Reis" and "rio" mean the same thing in a sentence?
Frequency check: "Reis" vs "rio" - which ranks higher?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "Reis" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "rio" - compare definitions side by side with the headword page. Word entry
- This pair ranks #137,529 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "Reis" and "rio" also get mixed up with nearby pairs, the highest-scored neighbour is "Reis 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 #137,529 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.