Which to use
“r” is a character and “roi” is a noun - they look or sound alike but fill different roles in a sentence.
- #637
- “r” frequency rank
- #547
- “roi” frequency rank
- 1184
- confusion score
Side-by-Side Comparison
| Feature | r | roi |
|---|---|---|
| Definition | Dix-huitième lettre et quatorzième consonne de l’alphabet (minuscule). | Titre porté par celui qui règne sur un peuple, un État, en particulier un État monarchique, et qui tient sa fonction de l’hérédité ou de l’élection ; celui qui est à la tête d’un royaume. |
Where the eye mixes r and roi
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: r is \ɛʁ\ while roi is \ʁwa\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “r” sits inside “roi”, and the parts of speech differ too (character vs noun), which is usually the fastest check. Our composite confusion score for this pair is 1184, derived from the frequency rank of both members and their visual similarity.
r is recorded at frequency rank #637, classified as acharacter, pronounced \ɛʁ\. roi is at rank #547, tagged as anoun, pronounced \ʁwa\.
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 1184, this pair ranks #438,478 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of r vs roi
Shared letters: r. Private to "r": -. Private to "roi": io.
"r" · 1 letters · shape C · "roi" · 3 letters · shape CVV