Which to use
“radio” and “rio” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #1,010
- “radio” frequency rank
- #4,020
- “rio” frequency rank
- 5030
- confusion score
Side-by-Side Comparison
| Feature | radio | rio |
|---|---|---|
| Definition | Appareil émetteur et récepteur de radiocommunication. | Fleuve, rivière. |
Where the eye mixes radio and rio
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Visual trap between radio and rio
A purely visual mix-up. radio (\ʁa.djo\) 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 2 letter(s) in length. Our composite confusion score for this pair is 5030, derived from the frequency rank of both members and their visual similarity.
radio is recorded at frequency rank #1,010, classified as anoun, pronounced \ʁa.djo\. 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 5030, this pair ranks #430,092 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of radio vs rio
Shared letters: ior. Private to "radio": ad. Private to "rio": -.
"radio" · 5 letters · shape CVCVV · "rio" · 3 letters · shape CVV
Known mistypes of this pair
- radio ← ardio · raddio · radoi · raido · rdaio · rradio
Frequently Asked Questions
Is swapping "radio" for "rio" ever safe?
Which is more common, "radio" or "rio"?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "radio" 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 #430,092 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "radio" and "rio" also get mixed up with nearby pairs, the highest-scored neighbour is "rio vs rizzo". 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 #430,092 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.