Which to use
“Rad” and “rei” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #35,306
- “Rad” frequency rank
- #794
- “rei” frequency rank
- 36100
- confusion score
Side-by-Side Comparison
| Feature | Rad | rei |
|---|---|---|
| Definition | roda | soberano; monarca; czar |
Where the eye mixes Rad and rei
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. Rad (CVC) and rei (CVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Visual trap between Rad and rei
A purely visual mix-up. Rad (/ˈraːt/) and rei (/ˈRɐj/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 36100, derived from the frequency rank of both members and their visual similarity.
Rad is recorded at frequency rank #35,306, classified as anoun, pronounced /ˈraːt/. rei is at rank #794, tagged as anoun, pronounced /ˈRɐj/.
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 36100, this pair ranks #30,785 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of Rad vs rei
Shared letters: r. Private to "Rad": ad. Private to "rei": ei.
"Rad" · 3 letters · shape CVC · "rei" · 3 letters · shape CVV
Frequently Asked Questions
Can "Rad" and "rei" be used interchangeably?
Frequency check: "Rad" vs "rei" - which ranks higher?
What to do next
Eye-level mix-up between "Rad" and "rei" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "Rad" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "rei" - compare definitions side by side with the headword page. Word entry
- This pair ranks #30,785 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "Rad" and "rei" also get mixed up with nearby pairs, the highest-scored neighbour is "rabi vs Rad". Nearby pair
Confusion rank #30,785 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.